Home / 25,818,297.60-38,727,446.40-21,836,985.60

Finding the Fourth Proportional to 25,818,297.60, 38,727,446.40 and 21,836,985.60

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Solution

The fourth proportional to 25,818,297.60, 38,727,446.40 and 21,836,985.60 is: 32,755,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,818,297.60 : 38,727,446.40 = 21,836,985.60 : x
  2. Step 2: Convert to fraction form
    25,818,297.60/38,727,446.40 = 21,836,985.60/x
  3. Step 3: Cross multiply
    25,818,297.60x = 38,727,446.40 × 21,836,985.60
  4. Step 4: Simplify right side
    25,818,297.60x = 845,690,689,361,571.88
  5. Step 5: Solve for x
    x = 845,690,689,361,571.88/25,818,297.60
  6. Step 6: Final answer
    x = 32,755,478.40

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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.