Home / 7,340,074.20-10,989,116.10-4,505,722.20

Finding the Fourth Proportional to 7,340,074.20, 10,989,116.10 and 4,505,722.20

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Solution

The fourth proportional to 7,340,074.20, 10,989,116.10 and 4,505,722.20 is: 6,745,695.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340,074.20 : 10,989,116.10 = 4,505,722.20 : x
  2. Step 2: Convert to fraction form
    7,340,074.20/10,989,116.10 = 4,505,722.20/x
  3. Step 3: Cross multiply
    7,340,074.20x = 10,989,116.10 × 4,505,722.20
  4. Step 4: Simplify right side
    7,340,074.20x = 49,513,904,370,147.42
  5. Step 5: Solve for x
    x = 49,513,904,370,147.42/7,340,074.20
  6. Step 6: Final answer
    x = 6,745,695.35

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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.