Home / 56,489,660.10-84,734,490.15-43,719,329.70

Finding the Fourth Proportional to 56,489,660.10, 84,734,490.15 and 43,719,329.70

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Solution

The fourth proportional to 56,489,660.10, 84,734,490.15 and 43,719,329.70 is: 65,578,994.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,489,660.10 : 84,734,490.15 = 43,719,329.70 : x
  2. Step 2: Convert to fraction form
    56,489,660.10/84,734,490.15 = 43,719,329.70/x
  3. Step 3: Cross multiply
    56,489,660.10x = 84,734,490.15 × 43,719,329.70
  4. Step 4: Simplify right side
    56,489,660.10x = 3,704,535,111,829,253
  5. Step 5: Solve for x
    x = 3,704,535,111,829,253/56,489,660.10
  6. Step 6: Final answer
    x = 65,578,994.55

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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.