Home / 38,350,165.38-57,533,327.15-12,440,443.62

Finding the Fourth Proportional to 38,350,165.38, 57,533,327.15 and 12,440,443.62

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Solution

The fourth proportional to 38,350,165.38, 57,533,327.15 and 12,440,443.62 is: 18,663,286.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,350,165.38 : 57,533,327.15 = 12,440,443.62 : x
  2. Step 2: Convert to fraction form
    38,350,165.38/57,533,327.15 = 12,440,443.62/x
  3. Step 3: Cross multiply
    38,350,165.38x = 57,533,327.15 × 12,440,443.62
  4. Step 4: Simplify right side
    38,350,165.38x = 715,740,112,618,388
  5. Step 5: Solve for x
    x = 715,740,112,618,388/38,350,165.38
  6. Step 6: Final answer
    x = 18,663,286.21

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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.