Home / 8,038,861.20-12,058,291.80-5,487,944.40

Finding the Fourth Proportional to 8,038,861.20, 12,058,291.80 and 5,487,944.40

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Solution

The fourth proportional to 8,038,861.20, 12,058,291.80 and 5,487,944.40 is: 8,231,916.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,038,861.20 : 12,058,291.80 = 5,487,944.40 : x
  2. Step 2: Convert to fraction form
    8,038,861.20/12,058,291.80 = 5,487,944.40/x
  3. Step 3: Cross multiply
    8,038,861.20x = 12,058,291.80 × 5,487,944.40
  4. Step 4: Simplify right side
    8,038,861.20x = 66,175,234,957,375.93
  5. Step 5: Solve for x
    x = 66,175,234,957,375.93/8,038,861.20
  6. Step 6: Final answer
    x = 8,231,916.60

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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.