Home / 32,257,812.70-48,386,719.05-20,836,423.90

Finding the Fourth Proportional to 32,257,812.70, 48,386,719.05 and 20,836,423.90

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Solution

The fourth proportional to 32,257,812.70, 48,386,719.05 and 20,836,423.90 is: 31,254,635.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,257,812.70 : 48,386,719.05 = 20,836,423.90 : x
  2. Step 2: Convert to fraction form
    32,257,812.70/48,386,719.05 = 20,836,423.90/x
  3. Step 3: Cross multiply
    32,257,812.70x = 48,386,719.05 × 20,836,423.90
  4. Step 4: Simplify right side
    32,257,812.70x = 1,008,206,189,256,005.12
  5. Step 5: Solve for x
    x = 1,008,206,189,256,005.12/32,257,812.70
  6. Step 6: Final answer
    x = 31,254,635.85

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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.