Home / 42,856,672.71-59,141,202.38-25,216,717.81

Finding the Fourth Proportional to 42,856,672.71, 59,141,202.38 and 25,216,717.81

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Solution

The fourth proportional to 42,856,672.71, 59,141,202.38 and 25,216,717.81 is: 34,798,478.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,856,672.71 : 59,141,202.38 = 25,216,717.81 : x
  2. Step 2: Convert to fraction form
    42,856,672.71/59,141,202.38 = 25,216,717.81/x
  3. Step 3: Cross multiply
    42,856,672.71x = 59,141,202.38 × 25,216,717.81
  4. Step 4: Simplify right side
    42,856,672.71x = 1,491,347,011,544,810
  5. Step 5: Solve for x
    x = 1,491,347,011,544,810/42,856,672.71
  6. Step 6: Final answer
    x = 34,798,478.68

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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.