Home / 38,350,168.09-57,533,331.22-12,440,446.32

Finding the Fourth Proportional to 38,350,168.09, 57,533,331.22 and 12,440,446.32

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Solution

The fourth proportional to 38,350,168.09, 57,533,331.22 and 12,440,446.32 is: 18,663,290.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,350,168.09 : 57,533,331.22 = 12,440,446.32 : x
  2. Step 2: Convert to fraction form
    38,350,168.09/57,533,331.22 = 12,440,446.32/x
  3. Step 3: Cross multiply
    38,350,168.09x = 57,533,331.22 × 12,440,446.32
  4. Step 4: Simplify right side
    38,350,168.09x = 715,740,318,837,839
  5. Step 5: Solve for x
    x = 715,740,318,837,839/38,350,168.09
  6. Step 6: Final answer
    x = 18,663,290.27

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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.