Home / 25,767,466.92-38,650,188.72-8,728,139.16

Finding the Fourth Proportional to 25,767,466.92, 38,650,188.72 and 8,728,139.16

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Solution

The fourth proportional to 25,767,466.92, 38,650,188.72 and 8,728,139.16 is: 13,091,866.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,767,466.92 : 38,650,188.72 = 8,728,139.16 : x
  2. Step 2: Convert to fraction form
    25,767,466.92/38,650,188.72 = 8,728,139.16/x
  3. Step 3: Cross multiply
    25,767,466.92x = 38,650,188.72 × 8,728,139.16
  4. Step 4: Simplify right side
    25,767,466.92x = 337,344,225,708,422.25
  5. Step 5: Solve for x
    x = 337,344,225,708,422.25/25,767,466.92
  6. Step 6: Final answer
    x = 13,091,866.06

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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.