Home / 91,948,484.26-137,936,898.15-31,350,038.50

Finding the Fourth Proportional to 91,948,484.26, 137,936,898.15 and 31,350,038.50

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Solution

The fourth proportional to 91,948,484.26, 137,936,898.15 and 31,350,038.50 is: 47,029,889.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,948,484.26 : 137,936,898.15 = 31,350,038.50 : x
  2. Step 2: Convert to fraction form
    91,948,484.26/137,936,898.15 = 31,350,038.50/x
  3. Step 3: Cross multiply
    91,948,484.26x = 137,936,898.15 × 31,350,038.50
  4. Step 4: Simplify right side
    91,948,484.26x = 4,324,327,067,573,079
  5. Step 5: Solve for x
    x = 4,324,327,067,573,079/91,948,484.26
  6. Step 6: Final answer
    x = 47,029,889.64

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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.