Home / 83,747,876.40-125,625,751.20-26,242,023.60

Finding the Fourth Proportional to 83,747,876.40, 125,625,751.20 and 26,242,023.60

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Solution

The fourth proportional to 83,747,876.40, 125,625,751.20 and 26,242,023.60 is: 39,364,268.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,747,876.40 : 125,625,751.20 = 26,242,023.60 : x
  2. Step 2: Convert to fraction form
    83,747,876.40/125,625,751.20 = 26,242,023.60/x
  3. Step 3: Cross multiply
    83,747,876.40x = 125,625,751.20 × 26,242,023.60
  4. Step 4: Simplify right side
    83,747,876.40x = 3,296,673,927,758,128.50
  5. Step 5: Solve for x
    x = 3,296,673,927,758,128.50/83,747,876.40
  6. Step 6: Final answer
    x = 39,364,268.92

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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.