Home / 60,487,530.20-90,731,295.30-54,251,955.80

Finding the Fourth Proportional to 60,487,530.20, 90,731,295.30 and 54,251,955.80

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Solution

The fourth proportional to 60,487,530.20, 90,731,295.30 and 54,251,955.80 is: 81,377,933.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,487,530.20 : 90,731,295.30 = 54,251,955.80 : x
  2. Step 2: Convert to fraction form
    60,487,530.20/90,731,295.30 = 54,251,955.80/x
  3. Step 3: Cross multiply
    60,487,530.20x = 90,731,295.30 × 54,251,955.80
  4. Step 4: Simplify right side
    60,487,530.20x = 4,922,350,222,292,347
  5. Step 5: Solve for x
    x = 4,922,350,222,292,347/60,487,530.20
  6. Step 6: Final answer
    x = 81,377,933.70

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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.