Home / 91,342,542.95-137,006,923.28-29,091,341.74

Finding the Fourth Proportional to 91,342,542.95, 137,006,923.28 and 29,091,341.74

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Solution

The fourth proportional to 91,342,542.95, 137,006,923.28 and 29,091,341.74 is: 43,634,817.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,342,542.95 : 137,006,923.28 = 29,091,341.74 : x
  2. Step 2: Convert to fraction form
    91,342,542.95/137,006,923.28 = 29,091,341.74/x
  3. Step 3: Cross multiply
    91,342,542.95x = 137,006,923.28 × 29,091,341.74
  4. Step 4: Simplify right side
    91,342,542.95x = 3,985,715,225,614,653
  5. Step 5: Solve for x
    x = 3,985,715,225,614,653/91,342,542.95
  6. Step 6: Final answer
    x = 43,634,817.87

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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.