Home / 28,082,783.70-42,124,175.55-23,778,111.60

Finding the Fourth Proportional to 28,082,783.70, 42,124,175.55 and 23,778,111.60

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Solution

The fourth proportional to 28,082,783.70, 42,124,175.55 and 23,778,111.60 is: 35,667,167.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,082,783.70 : 42,124,175.55 = 23,778,111.60 : x
  2. Step 2: Convert to fraction form
    28,082,783.70/42,124,175.55 = 23,778,111.60/x
  3. Step 3: Cross multiply
    28,082,783.70x = 42,124,175.55 × 23,778,111.60
  4. Step 4: Simplify right side
    28,082,783.70x = 1,001,633,347,285,891.38
  5. Step 5: Solve for x
    x = 1,001,633,347,285,891.38/28,082,783.70
  6. Step 6: Final answer
    x = 35,667,167.40

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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.