Home / 17,087,172.20-25,630,758.30-5,119,908.20

Finding the Fourth Proportional to 17,087,172.20, 25,630,758.30 and 5,119,908.20

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Solution

The fourth proportional to 17,087,172.20, 25,630,758.30 and 5,119,908.20 is: 7,679,862.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,087,172.20 : 25,630,758.30 = 5,119,908.20 : x
  2. Step 2: Convert to fraction form
    17,087,172.20/25,630,758.30 = 5,119,908.20/x
  3. Step 3: Cross multiply
    17,087,172.20x = 25,630,758.30 × 5,119,908.20
  4. Step 4: Simplify right side
    17,087,172.20x = 131,227,129,592,388.06
  5. Step 5: Solve for x
    x = 131,227,129,592,388.06/17,087,172.20
  6. Step 6: Final answer
    x = 7,679,862.30

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Similar ratio
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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.