Home / 67,896,521.82-101,843,787-16,778,541.24

Finding the Fourth Proportional to 67,896,521.82, 101,843,787 and 16,778,541.24

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Solution

The fourth proportional to 67,896,521.82, 101,843,787 and 16,778,541.24 is: 25,167,565.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,896,521.82 : 101,843,787 = 16,778,541.24 : x
  2. Step 2: Convert to fraction form
    67,896,521.82/101,843,787 = 16,778,541.24/x
  3. Step 3: Cross multiply
    67,896,521.82x = 101,843,787 × 16,778,541.24
  4. Step 4: Simplify right side
    67,896,521.82x = 1,708,790,180,217,275.75
  5. Step 5: Solve for x
    x = 1,708,790,180,217,275.75/67,896,521.82
  6. Step 6: Final answer
    x = 25,167,565.80

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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.