Home / 20,732,537.10-31,098,805.65-9,948,002.70

Finding the Fourth Proportional to 20,732,537.10, 31,098,805.65 and 9,948,002.70

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Solution

The fourth proportional to 20,732,537.10, 31,098,805.65 and 9,948,002.70 is: 14,922,004.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,732,537.10 : 31,098,805.65 = 9,948,002.70 : x
  2. Step 2: Convert to fraction form
    20,732,537.10/31,098,805.65 = 9,948,002.70/x
  3. Step 3: Cross multiply
    20,732,537.10x = 31,098,805.65 × 9,948,002.70
  4. Step 4: Simplify right side
    20,732,537.10x = 309,371,002,572,975.19
  5. Step 5: Solve for x
    x = 309,371,002,572,975.19/20,732,537.10
  6. Step 6: Final answer
    x = 14,922,004.05

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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.