Home / 5,011,449.72-6,915,851.34-2,719,630.20

Finding the Fourth Proportional to 5,011,449.72, 6,915,851.34 and 2,719,630.20

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Solution

The fourth proportional to 5,011,449.72, 6,915,851.34 and 2,719,630.20 is: 3,753,117.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011,449.72 : 6,915,851.34 = 2,719,630.20 : x
  2. Step 2: Convert to fraction form
    5,011,449.72/6,915,851.34 = 2,719,630.20/x
  3. Step 3: Cross multiply
    5,011,449.72x = 6,915,851.34 × 2,719,630.20
  4. Step 4: Simplify right side
    5,011,449.72x = 18,808,558,162,974.47
  5. Step 5: Solve for x
    x = 18,808,558,162,974.47/5,011,449.72
  6. Step 6: Final answer
    x = 3,753,117.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.