Home / 7,098,239.40-10,647,359.10-5,082,700.20

Finding the Fourth Proportional to 7,098,239.40, 10,647,359.10 and 5,082,700.20

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Solution

The fourth proportional to 7,098,239.40, 10,647,359.10 and 5,082,700.20 is: 7,624,050.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,098,239.40 : 10,647,359.10 = 5,082,700.20 : x
  2. Step 2: Convert to fraction form
    7,098,239.40/10,647,359.10 = 5,082,700.20/x
  3. Step 3: Cross multiply
    7,098,239.40x = 10,647,359.10 × 5,082,700.20
  4. Step 4: Simplify right side
    7,098,239.40x = 54,117,334,227,041.82
  5. Step 5: Solve for x
    x = 54,117,334,227,041.82/7,098,239.40
  6. Step 6: Final answer
    x = 7,624,050.30

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Double scale
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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.