Home / 47,274,904.20-70,859,868.30-18,511,480.20

Finding the Fourth Proportional to 47,274,904.20, 70,859,868.30 and 18,511,480.20

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Solution

The fourth proportional to 47,274,904.20, 70,859,868.30 and 18,511,480.20 is: 27,746,667.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,274,904.20 : 70,859,868.30 = 18,511,480.20 : x
  2. Step 2: Convert to fraction form
    47,274,904.20/70,859,868.30 = 18,511,480.20/x
  3. Step 3: Cross multiply
    47,274,904.20x = 70,859,868.30 × 18,511,480.20
  4. Step 4: Simplify right side
    47,274,904.20x = 1,311,721,049,010,057.50
  5. Step 5: Solve for x
    x = 1,311,721,049,010,057.50/47,274,904.20
  6. Step 6: Final answer
    x = 27,746,667.52

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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.