Home / 25,917,881.60-38,876,822.40-12,451,462.40

Finding the Fourth Proportional to 25,917,881.60, 38,876,822.40 and 12,451,462.40

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Solution

The fourth proportional to 25,917,881.60, 38,876,822.40 and 12,451,462.40 is: 18,677,193.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,917,881.60 : 38,876,822.40 = 12,451,462.40 : x
  2. Step 2: Convert to fraction form
    25,917,881.60/38,876,822.40 = 12,451,462.40/x
  3. Step 3: Cross multiply
    25,917,881.60x = 38,876,822.40 × 12,451,462.40
  4. Step 4: Simplify right side
    25,917,881.60x = 484,073,292,345,077.75
  5. Step 5: Solve for x
    x = 484,073,292,345,077.75/25,917,881.60
  6. Step 6: Final answer
    x = 18,677,193.60

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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.