Home / 11,153,375.70-16,730,063.55-8,319,023.70

Finding the Fourth Proportional to 11,153,375.70, 16,730,063.55 and 8,319,023.70

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Solution

The fourth proportional to 11,153,375.70, 16,730,063.55 and 8,319,023.70 is: 12,478,535.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,153,375.70 : 16,730,063.55 = 8,319,023.70 : x
  2. Step 2: Convert to fraction form
    11,153,375.70/16,730,063.55 = 8,319,023.70/x
  3. Step 3: Cross multiply
    11,153,375.70x = 16,730,063.55 × 8,319,023.70
  4. Step 4: Simplify right side
    11,153,375.70x = 139,177,795,174,956.14
  5. Step 5: Solve for x
    x = 139,177,795,174,956.14/11,153,375.70
  6. Step 6: Final answer
    x = 12,478,535.55

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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.