Home / 19,573,217.70-29,359,826.55-15,542,139.30

Finding the Fourth Proportional to 19,573,217.70, 29,359,826.55 and 15,542,139.30

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Solution

The fourth proportional to 19,573,217.70, 29,359,826.55 and 15,542,139.30 is: 23,313,208.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,573,217.70 : 29,359,826.55 = 15,542,139.30 : x
  2. Step 2: Convert to fraction form
    19,573,217.70/29,359,826.55 = 15,542,139.30/x
  3. Step 3: Cross multiply
    19,573,217.70x = 29,359,826.55 × 15,542,139.30
  4. Step 4: Simplify right side
    19,573,217.70x = 456,314,514,063,938.44
  5. Step 5: Solve for x
    x = 456,314,514,063,938.44/19,573,217.70
  6. Step 6: Final answer
    x = 23,313,208.95

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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.