Home / 28,082,403.40-42,123,605.10-23,830,875.40

Finding the Fourth Proportional to 28,082,403.40, 42,123,605.10 and 23,830,875.40

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Solution

The fourth proportional to 28,082,403.40, 42,123,605.10 and 23,830,875.40 is: 35,746,313.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,082,403.40 : 42,123,605.10 = 23,830,875.40 : x
  2. Step 2: Convert to fraction form
    28,082,403.40/42,123,605.10 = 23,830,875.40/x
  3. Step 3: Cross multiply
    28,082,403.40x = 42,123,605.10 × 23,830,875.40
  4. Step 4: Simplify right side
    28,082,403.40x = 1,003,842,384,536,904.50
  5. Step 5: Solve for x
    x = 1,003,842,384,536,904.50/28,082,403.40
  6. Step 6: Final answer
    x = 35,746,313.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.