Home / 16,115,750.80-24,166,627.80-5,328,883.60

Finding the Fourth Proportional to 16,115,750.80, 24,166,627.80 and 5,328,883.60

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Solution

The fourth proportional to 16,115,750.80, 24,166,627.80 and 5,328,883.60 is: 7,991,011.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,115,750.80 : 24,166,627.80 = 5,328,883.60 : x
  2. Step 2: Convert to fraction form
    16,115,750.80/24,166,627.80 = 5,328,883.60/x
  3. Step 3: Cross multiply
    16,115,750.80x = 24,166,627.80 × 5,328,883.60
  4. Step 4: Simplify right side
    16,115,750.80x = 128,781,146,550,724.08
  5. Step 5: Solve for x
    x = 128,781,146,550,724.08/16,115,750.80
  6. Step 6: Final answer
    x = 7,991,011.29

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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.