Home / 47,808,327-71,712,752.94-11,906,535

Finding the Fourth Proportional to 47,808,327, 71,712,752.94 and 11,906,535

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Solution

The fourth proportional to 47,808,327, 71,712,752.94 and 11,906,535 is: 17,859,867.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,808,327 : 71,712,752.94 = 11,906,535 : x
  2. Step 2: Convert to fraction form
    47,808,327/71,712,752.94 = 11,906,535/x
  3. Step 3: Cross multiply
    47,808,327x = 71,712,752.94 × 11,906,535
  4. Step 4: Simplify right side
    47,808,327x = 853,850,402,826,462.88
  5. Step 5: Solve for x
    x = 853,850,402,826,462.88/47,808,327
  6. Step 6: Final answer
    x = 17,859,867.86

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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.