Home / 15,996,730.72-23,997,584.40-5,211,520.80

Finding the Fourth Proportional to 15,996,730.72, 23,997,584.40 and 5,211,520.80

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Solution

The fourth proportional to 15,996,730.72, 23,997,584.40 and 5,211,520.80 is: 7,818,091.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,996,730.72 : 23,997,584.40 = 5,211,520.80 : x
  2. Step 2: Convert to fraction form
    15,996,730.72/23,997,584.40 = 5,211,520.80/x
  3. Step 3: Cross multiply
    15,996,730.72x = 23,997,584.40 × 5,211,520.80
  4. Step 4: Simplify right side
    15,996,730.72x = 125,063,910,250,355.50
  5. Step 5: Solve for x
    x = 125,063,910,250,355.50/15,996,730.72
  6. Step 6: Final answer
    x = 7,818,091.86

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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.