Home / 31,844,734.20-47,738,820.36-12,409,458.12

Finding the Fourth Proportional to 31,844,734.20, 47,738,820.36 and 12,409,458.12

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Solution

The fourth proportional to 31,844,734.20, 47,738,820.36 and 12,409,458.12 is: 18,603,166.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,844,734.20 : 47,738,820.36 = 12,409,458.12 : x
  2. Step 2: Convert to fraction form
    31,844,734.20/47,738,820.36 = 12,409,458.12/x
  3. Step 3: Cross multiply
    31,844,734.20x = 47,738,820.36 × 12,409,458.12
  4. Step 4: Simplify right side
    31,844,734.20x = 592,412,891,955,623.25
  5. Step 5: Solve for x
    x = 592,412,891,955,623.25/31,844,734.20
  6. Step 6: Final answer
    x = 18,603,166.48

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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.