Home / 14,190,901.10-21,286,351.65-9,711,925.10

Finding the Fourth Proportional to 14,190,901.10, 21,286,351.65 and 9,711,925.10

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Solution

The fourth proportional to 14,190,901.10, 21,286,351.65 and 9,711,925.10 is: 14,567,887.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,190,901.10 : 21,286,351.65 = 9,711,925.10 : x
  2. Step 2: Convert to fraction form
    14,190,901.10/21,286,351.65 = 9,711,925.10/x
  3. Step 3: Cross multiply
    14,190,901.10x = 21,286,351.65 × 9,711,925.10
  4. Step 4: Simplify right side
    14,190,901.10x = 206,731,452,877,061.41
  5. Step 5: Solve for x
    x = 206,731,452,877,061.41/14,190,901.10
  6. Step 6: Final answer
    x = 14,567,887.65

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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.