Home / 13,024,808-17,974,459.68-7,223,842.88

Finding the Fourth Proportional to 13,024,808, 17,974,459.68 and 7,223,842.88

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Solution

The fourth proportional to 13,024,808, 17,974,459.68 and 7,223,842.88 is: 9,969,027.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,024,808 : 17,974,459.68 = 7,223,842.88 : x
  2. Step 2: Convert to fraction form
    13,024,808/17,974,459.68 = 7,223,842.88/x
  3. Step 3: Cross multiply
    13,024,808x = 17,974,459.68 × 7,223,842.88
  4. Step 4: Simplify right side
    13,024,808x = 129,844,672,581,215.08
  5. Step 5: Solve for x
    x = 129,844,672,581,215.08/13,024,808
  6. Step 6: Final answer
    x = 9,969,027.76

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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.