Home / 16,690,584.92-23,044,254.24-10,420,667.76

Finding the Fourth Proportional to 16,690,584.92, 23,044,254.24 and 10,420,667.76

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Solution

The fourth proportional to 16,690,584.92, 23,044,254.24 and 10,420,667.76 is: 14,387,543.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,690,584.92 : 23,044,254.24 = 10,420,667.76 : x
  2. Step 2: Convert to fraction form
    16,690,584.92/23,044,254.24 = 10,420,667.76/x
  3. Step 3: Cross multiply
    16,690,584.92x = 23,044,254.24 × 10,420,667.76
  4. Step 4: Simplify right side
    16,690,584.92x = 240,136,517,212,011.28
  5. Step 5: Solve for x
    x = 240,136,517,212,011.28/16,690,584.92
  6. Step 6: Final answer
    x = 14,387,543.54

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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.