Home / 21,335,025.56-29,442,335.36-11,545,469.91

Finding the Fourth Proportional to 21,335,025.56, 29,442,335.36 and 11,545,469.91

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Solution

The fourth proportional to 21,335,025.56, 29,442,335.36 and 11,545,469.91 is: 15,932,748.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,335,025.56 : 29,442,335.36 = 11,545,469.91 : x
  2. Step 2: Convert to fraction form
    21,335,025.56/29,442,335.36 = 11,545,469.91/x
  3. Step 3: Cross multiply
    21,335,025.56x = 29,442,335.36 × 11,545,469.91
  4. Step 4: Simplify right side
    21,335,025.56x = 339,925,596,921,281.69
  5. Step 5: Solve for x
    x = 339,925,596,921,281.69/21,335,025.56
  6. Step 6: Final answer
    x = 15,932,748.52

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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.