Home / 9,057,421-12,499,240.98-4,982,952.52

Finding the Fourth Proportional to 9,057,421, 12,499,240.98 and 4,982,952.52

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Solution

The fourth proportional to 9,057,421, 12,499,240.98 and 4,982,952.52 is: 6,876,474.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,057,421 : 12,499,240.98 = 4,982,952.52 : x
  2. Step 2: Convert to fraction form
    9,057,421/12,499,240.98 = 4,982,952.52/x
  3. Step 3: Cross multiply
    9,057,421x = 12,499,240.98 × 4,982,952.52
  4. Step 4: Simplify right side
    9,057,421x = 62,283,124,339,378.27
  5. Step 5: Solve for x
    x = 62,283,124,339,378.27/9,057,421
  6. Step 6: Final answer
    x = 6,876,474.48

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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.