Home / 10,315,732.16-14,229,781.28-6,441,528

Finding the Fourth Proportional to 10,315,732.16, 14,229,781.28 and 6,441,528

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Solution

The fourth proportional to 10,315,732.16, 14,229,781.28 and 6,441,528 is: 8,885,606.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,315,732.16 : 14,229,781.28 = 6,441,528 : x
  2. Step 2: Convert to fraction form
    10,315,732.16/14,229,781.28 = 6,441,528/x
  3. Step 3: Cross multiply
    10,315,732.16x = 14,229,781.28 × 6,441,528
  4. Step 4: Simplify right side
    10,315,732.16x = 91,661,534,548,995.83
  5. Step 5: Solve for x
    x = 91,661,534,548,995.83/10,315,732.16
  6. Step 6: Final answer
    x = 8,885,606.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.