Home / 10,720,637.28-16,084,111.28-3,897,102.92

Finding the Fourth Proportional to 10,720,637.28, 16,084,111.28 and 3,897,102.92

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Solution

The fourth proportional to 10,720,637.28, 16,084,111.28 and 3,897,102.92 is: 5,846,801.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,720,637.28 : 16,084,111.28 = 3,897,102.92 : x
  2. Step 2: Convert to fraction form
    10,720,637.28/16,084,111.28 = 3,897,102.92/x
  3. Step 3: Cross multiply
    10,720,637.28x = 16,084,111.28 × 3,897,102.92
  4. Step 4: Simplify right side
    10,720,637.28x = 62,681,437,034,892.94
  5. Step 5: Solve for x
    x = 62,681,437,034,892.94/10,720,637.28
  6. Step 6: Final answer
    x = 5,846,801.40

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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.