Home / 47,074,902.70-70,612,354.05-16,783,753.90

Finding the Fourth Proportional to 47,074,902.70, 70,612,354.05 and 16,783,753.90

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Solution

The fourth proportional to 47,074,902.70, 70,612,354.05 and 16,783,753.90 is: 25,175,630.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,074,902.70 : 70,612,354.05 = 16,783,753.90 : x
  2. Step 2: Convert to fraction form
    47,074,902.70/70,612,354.05 = 16,783,753.90/x
  3. Step 3: Cross multiply
    47,074,902.70x = 70,612,354.05 × 16,783,753.90
  4. Step 4: Simplify right side
    47,074,902.70x = 1,185,140,372,674,868.25
  5. Step 5: Solve for x
    x = 1,185,140,372,674,868.25/47,074,902.70
  6. Step 6: Final answer
    x = 25,175,630.85

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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.