Home / 53,162,667.45-79,755,286.10-16,781,572.53

Finding the Fourth Proportional to 53,162,667.45, 79,755,286.10 and 16,781,572.53

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Solution

The fourth proportional to 53,162,667.45, 79,755,286.10 and 16,781,572.53 is: 25,175,921.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,162,667.45 : 79,755,286.10 = 16,781,572.53 : x
  2. Step 2: Convert to fraction form
    53,162,667.45/79,755,286.10 = 16,781,572.53/x
  3. Step 3: Cross multiply
    53,162,667.45x = 79,755,286.10 × 16,781,572.53
  4. Step 4: Simplify right side
    53,162,667.45x = 1,338,419,118,254,143
  5. Step 5: Solve for x
    x = 1,338,419,118,254,143/53,162,667.45
  6. Step 6: Final answer
    x = 25,175,921.04

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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.