Home / 50,357,397.87-69,487,043.94-31,765,557.78

Finding the Fourth Proportional to 50,357,397.87, 69,487,043.94 and 31,765,557.78

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Solution

The fourth proportional to 50,357,397.87, 69,487,043.94 and 31,765,557.78 is: 43,832,580.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,357,397.87 : 69,487,043.94 = 31,765,557.78 : x
  2. Step 2: Convert to fraction form
    50,357,397.87/69,487,043.94 = 31,765,557.78/x
  3. Step 3: Cross multiply
    50,357,397.87x = 69,487,043.94 × 31,765,557.78
  4. Step 4: Simplify right side
    50,357,397.87x = 2,207,294,709,237,468.75
  5. Step 5: Solve for x
    x = 2,207,294,709,237,468.75/50,357,397.87
  6. Step 6: Final answer
    x = 43,832,580.76

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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.