Home / 37,011,705.71-51,079,581.27-20,491,830.54

Finding the Fourth Proportional to 37,011,705.71, 51,079,581.27 and 20,491,830.54

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Solution

The fourth proportional to 37,011,705.71, 51,079,581.27 and 20,491,830.54 is: 28,280,623.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,011,705.71 : 51,079,581.27 = 20,491,830.54 : x
  2. Step 2: Convert to fraction form
    37,011,705.71/51,079,581.27 = 20,491,830.54/x
  3. Step 3: Cross multiply
    37,011,705.71x = 51,079,581.27 × 20,491,830.54
  4. Step 4: Simplify right side
    37,011,705.71x = 1,046,714,123,438,998
  5. Step 5: Solve for x
    x = 1,046,714,123,438,998/37,011,705.71
  6. Step 6: Final answer
    x = 28,280,623.75

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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.