Home / 16,563,061.80-22,857,570.09-9,121,517.28

Finding the Fourth Proportional to 16,563,061.80, 22,857,570.09 and 9,121,517.28

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Solution

The fourth proportional to 16,563,061.80, 22,857,570.09 and 9,121,517.28 is: 12,587,993.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,563,061.80 : 22,857,570.09 = 9,121,517.28 : x
  2. Step 2: Convert to fraction form
    16,563,061.80/22,857,570.09 = 9,121,517.28/x
  3. Step 3: Cross multiply
    16,563,061.80x = 22,857,570.09 × 9,121,517.28
  4. Step 4: Simplify right side
    16,563,061.80x = 208,495,720,554,746.12
  5. Step 5: Solve for x
    x = 208,495,720,554,746.12/16,563,061.80
  6. Step 6: Final answer
    x = 12,587,993.88

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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.