Home / 9,154,723.97-13,734,479.15-5,312,853.20

Finding the Fourth Proportional to 9,154,723.97, 13,734,479.15 and 5,312,853.20

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Solution

The fourth proportional to 9,154,723.97, 13,734,479.15 and 5,312,853.20 is: 7,970,668.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,154,723.97 : 13,734,479.15 = 5,312,853.20 : x
  2. Step 2: Convert to fraction form
    9,154,723.97/13,734,479.15 = 5,312,853.20/x
  3. Step 3: Cross multiply
    9,154,723.97x = 13,734,479.15 × 5,312,853.20
  4. Step 4: Simplify right side
    9,154,723.97x = 72,969,271,407,174.12
  5. Step 5: Solve for x
    x = 72,969,271,407,174.12/9,154,723.97
  6. Step 6: Final answer
    x = 7,970,668.65

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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.