Home / 32,257,835.20-48,386,752.80-20,836,446.40

Finding the Fourth Proportional to 32,257,835.20, 48,386,752.80 and 20,836,446.40

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Solution

The fourth proportional to 32,257,835.20, 48,386,752.80 and 20,836,446.40 is: 31,254,669.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,257,835.20 : 48,386,752.80 = 20,836,446.40 : x
  2. Step 2: Convert to fraction form
    32,257,835.20/48,386,752.80 = 20,836,446.40/x
  3. Step 3: Cross multiply
    32,257,835.20x = 48,386,752.80 × 20,836,446.40
  4. Step 4: Simplify right side
    32,257,835.20x = 1,008,207,981,187,249.75
  5. Step 5: Solve for x
    x = 1,008,207,981,187,249.75/32,257,835.20
  6. Step 6: Final answer
    x = 31,254,669.60

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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.