Home / 7,541,389.28-11,313,855.66-2,492,699.78

Finding the Fourth Proportional to 7,541,389.28, 11,313,855.66 and 2,492,699.78

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Solution

The fourth proportional to 7,541,389.28, 11,313,855.66 and 2,492,699.78 is: 3,739,635.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541,389.28 : 11,313,855.66 = 2,492,699.78 : x
  2. Step 2: Convert to fraction form
    7,541,389.28/11,313,855.66 = 2,492,699.78/x
  3. Step 3: Cross multiply
    7,541,389.28x = 11,313,855.66 × 2,492,699.78
  4. Step 4: Simplify right side
    7,541,389.28x = 28,202,045,514,633.75
  5. Step 5: Solve for x
    x = 28,202,045,514,633.75/7,541,389.28
  6. Step 6: Final answer
    x = 3,739,635.29

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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.