Home / 38,350,167.80-57,533,330.79-12,440,446.04

Finding the Fourth Proportional to 38,350,167.80, 57,533,330.79 and 12,440,446.04

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Solution

The fourth proportional to 38,350,167.80, 57,533,330.79 and 12,440,446.04 is: 18,663,289.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,350,167.80 : 57,533,330.79 = 12,440,446.04 : x
  2. Step 2: Convert to fraction form
    38,350,167.80/57,533,330.79 = 12,440,446.04/x
  3. Step 3: Cross multiply
    38,350,167.80x = 57,533,330.79 × 12,440,446.04
  4. Step 4: Simplify right side
    38,350,167.80x = 715,740,297,338,298.88
  5. Step 5: Solve for x
    x = 715,740,297,338,298.88/38,350,167.80
  6. Step 6: Final answer
    x = 18,663,289.85

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1.5x scale

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.