Home / 8,770,427.20-13,145,143.20-4,508,401.60

Finding the Fourth Proportional to 8,770,427.20, 13,145,143.20 and 4,508,401.60

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Solution

The fourth proportional to 8,770,427.20, 13,145,143.20 and 4,508,401.60 is: 6,757,206.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,770,427.20 : 13,145,143.20 = 4,508,401.60 : x
  2. Step 2: Convert to fraction form
    8,770,427.20/13,145,143.20 = 4,508,401.60/x
  3. Step 3: Cross multiply
    8,770,427.20x = 13,145,143.20 × 4,508,401.60
  4. Step 4: Simplify right side
    8,770,427.20x = 59,263,584,635,109.11
  5. Step 5: Solve for x
    x = 59,263,584,635,109.11/8,770,427.20
  6. Step 6: Final answer
    x = 6,757,206.15

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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.