Home / 10,856,738.60-16,261,488.30-8,730,974.60

Finding the Fourth Proportional to 10,856,738.60, 16,261,488.30 and 8,730,974.60

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Solution

The fourth proportional to 10,856,738.60, 16,261,488.30 and 8,730,974.60 is: 13,077,467.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856,738.60 : 16,261,488.30 = 8,730,974.60 : x
  2. Step 2: Convert to fraction form
    10,856,738.60/16,261,488.30 = 8,730,974.60/x
  3. Step 3: Cross multiply
    10,856,738.60x = 16,261,488.30 × 8,730,974.60
  4. Step 4: Simplify right side
    10,856,738.60x = 141,978,641,305,497.19
  5. Step 5: Solve for x
    x = 141,978,641,305,497.19/10,856,738.60
  6. Step 6: Final answer
    x = 13,077,467.05

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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.