Home / 81,495,294.71-122,246,726.96-26,165,387.54

Finding the Fourth Proportional to 81,495,294.71, 122,246,726.96 and 26,165,387.54

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Solution

The fourth proportional to 81,495,294.71, 122,246,726.96 and 26,165,387.54 is: 39,249,296.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,495,294.71 : 122,246,726.96 = 26,165,387.54 : x
  2. Step 2: Convert to fraction form
    81,495,294.71/122,246,726.96 = 26,165,387.54/x
  3. Step 3: Cross multiply
    81,495,294.71x = 122,246,726.96 × 26,165,387.54
  4. Step 4: Simplify right side
    81,495,294.71x = 3,198,632,985,662,905.50
  5. Step 5: Solve for x
    x = 3,198,632,985,662,905.50/81,495,294.71
  6. Step 6: Final answer
    x = 39,249,296.51

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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.