Home / 8,125,944.76-12,188,793.43-1,977,972.01

Finding the Fourth Proportional to 8,125,944.76, 12,188,793.43 and 1,977,972.01

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Solution

The fourth proportional to 8,125,944.76, 12,188,793.43 and 1,977,972.01 is: 2,966,927.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,125,944.76 : 12,188,793.43 = 1,977,972.01 : x
  2. Step 2: Convert to fraction form
    8,125,944.76/12,188,793.43 = 1,977,972.01/x
  3. Step 3: Cross multiply
    8,125,944.76x = 12,188,793.43 × 1,977,972.01
  4. Step 4: Simplify right side
    8,125,944.76x = 24,109,092,212,212.38
  5. Step 5: Solve for x
    x = 24,109,092,212,212.38/8,125,944.76
  6. Step 6: Final answer
    x = 2,966,927.90

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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.