Home / 25,818,298.60-38,727,447.90-21,836,986.60

Finding the Fourth Proportional to 25,818,298.60, 38,727,447.90 and 21,836,986.60

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Solution

The fourth proportional to 25,818,298.60, 38,727,447.90 and 21,836,986.60 is: 32,755,479.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,818,298.60 : 38,727,447.90 = 21,836,986.60 : x
  2. Step 2: Convert to fraction form
    25,818,298.60/38,727,447.90 = 21,836,986.60/x
  3. Step 3: Cross multiply
    25,818,298.60x = 38,727,447.90 × 21,836,986.60
  4. Step 4: Simplify right side
    25,818,298.60x = 845,690,760,844,498.12
  5. Step 5: Solve for x
    x = 845,690,760,844,498.12/25,818,298.60
  6. Step 6: Final answer
    x = 32,755,479.90

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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.