Home / 9,420,891.20-14,132,373.60-3,438,555.20

Finding the Fourth Proportional to 9,420,891.20, 14,132,373.60 and 3,438,555.20

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Solution

The fourth proportional to 9,420,891.20, 14,132,373.60 and 3,438,555.20 is: 5,158,211.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,420,891.20 : 14,132,373.60 = 3,438,555.20 : x
  2. Step 2: Convert to fraction form
    9,420,891.20/14,132,373.60 = 3,438,555.20/x
  3. Step 3: Cross multiply
    9,420,891.20x = 14,132,373.60 × 3,438,555.20
  4. Step 4: Simplify right side
    9,420,891.20x = 48,594,946,730,622.72
  5. Step 5: Solve for x
    x = 48,594,946,730,622.72/9,420,891.20
  6. Step 6: Final answer
    x = 5,158,211.22

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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.