Home / 16,535,557.90-22,820,348.14-9,920,394.22

Finding the Fourth Proportional to 16,535,557.90, 22,820,348.14 and 9,920,394.22

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Solution

The fourth proportional to 16,535,557.90, 22,820,348.14 and 9,920,394.22 is: 13,690,910.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,535,557.90 : 22,820,348.14 = 9,920,394.22 : x
  2. Step 2: Convert to fraction form
    16,535,557.90/22,820,348.14 = 9,920,394.22/x
  3. Step 3: Cross multiply
    16,535,557.90x = 22,820,348.14 × 9,920,394.22
  4. Step 4: Simplify right side
    16,535,557.90x = 226,386,849,786,443.78
  5. Step 5: Solve for x
    x = 226,386,849,786,443.78/16,535,557.90
  6. Step 6: Final answer
    x = 13,690,910.89

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1.5x scale

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.