Home / 26,442,976.60-39,662,132.10-7,272,026.20

Finding the Fourth Proportional to 26,442,976.60, 39,662,132.10 and 7,272,026.20

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Solution

The fourth proportional to 26,442,976.60, 39,662,132.10 and 7,272,026.20 is: 10,907,397.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,442,976.60 : 39,662,132.10 = 7,272,026.20 : x
  2. Step 2: Convert to fraction form
    26,442,976.60/39,662,132.10 = 7,272,026.20/x
  3. Step 3: Cross multiply
    26,442,976.60x = 39,662,132.10 × 7,272,026.20
  4. Step 4: Simplify right side
    26,442,976.60x = 288,424,063,779,061.06
  5. Step 5: Solve for x
    x = 288,424,063,779,061.06/26,442,976.60
  6. Step 6: Final answer
    x = 10,907,397.76

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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.