Home / 72,536,637.10-108,804,955.65-50,995,561.90

Finding the Fourth Proportional to 72,536,637.10, 108,804,955.65 and 50,995,561.90

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Solution

The fourth proportional to 72,536,637.10, 108,804,955.65 and 50,995,561.90 is: 76,493,342.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,536,637.10 : 108,804,955.65 = 50,995,561.90 : x
  2. Step 2: Convert to fraction form
    72,536,637.10/108,804,955.65 = 50,995,561.90/x
  3. Step 3: Cross multiply
    72,536,637.10x = 108,804,955.65 × 50,995,561.90
  4. Step 4: Simplify right side
    72,536,637.10x = 5,548,569,850,876,330
  5. Step 5: Solve for x
    x = 5,548,569,850,876,330/72,536,637.10
  6. Step 6: Final answer
    x = 76,493,342.85

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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.