Home / 47,122,821.33-70,676,358.79-13,047,611.73

Finding the Fourth Proportional to 47,122,821.33, 70,676,358.79 and 13,047,611.73

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Solution

The fourth proportional to 47,122,821.33, 70,676,358.79 and 13,047,611.73 is: 19,569,237.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,122,821.33 : 70,676,358.79 = 13,047,611.73 : x
  2. Step 2: Convert to fraction form
    47,122,821.33/70,676,358.79 = 13,047,611.73/x
  3. Step 3: Cross multiply
    47,122,821.33x = 70,676,358.79 × 13,047,611.73
  4. Step 4: Simplify right side
    47,122,821.33x = 922,157,687,596,091.62
  5. Step 5: Solve for x
    x = 922,157,687,596,091.62/47,122,821.33
  6. Step 6: Final answer
    x = 19,569,237.61

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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.