Home / 37,011,753.81-51,079,647.65-20,491,878.52

Finding the Fourth Proportional to 37,011,753.81, 51,079,647.65 and 20,491,878.52

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Solution

The fourth proportional to 37,011,753.81, 51,079,647.65 and 20,491,878.52 is: 28,280,689.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,011,753.81 : 51,079,647.65 = 20,491,878.52 : x
  2. Step 2: Convert to fraction form
    37,011,753.81/51,079,647.65 = 20,491,878.52/x
  3. Step 3: Cross multiply
    37,011,753.81x = 51,079,647.65 × 20,491,878.52
  4. Step 4: Simplify right side
    37,011,753.81x = 1,046,717,934,488,203.38
  5. Step 5: Solve for x
    x = 1,046,717,934,488,203.38/37,011,753.81
  6. Step 6: Final answer
    x = 28,280,689.96

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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.