Home / 55,061,157.60-75,986,337.60-31,543,889.76

Finding the Fourth Proportional to 55,061,157.60, 75,986,337.60 and 31,543,889.76

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Solution

The fourth proportional to 55,061,157.60, 75,986,337.60 and 31,543,889.76 is: 43,531,679.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,061,157.60 : 75,986,337.60 = 31,543,889.76 : x
  2. Step 2: Convert to fraction form
    55,061,157.60/75,986,337.60 = 31,543,889.76/x
  3. Step 3: Cross multiply
    55,061,157.60x = 75,986,337.60 × 31,543,889.76
  4. Step 4: Simplify right side
    55,061,157.60x = 2,396,904,656,520,543
  5. Step 5: Solve for x
    x = 2,396,904,656,520,543/55,061,157.60
  6. Step 6: Final answer
    x = 43,531,679.34

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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.