Home / 15,134,634.18-22,709,922.89-8,749,370.97

Finding the Fourth Proportional to 15,134,634.18, 22,709,922.89 and 8,749,370.97

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Solution

The fourth proportional to 15,134,634.18, 22,709,922.89 and 8,749,370.97 is: 13,128,664.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,134,634.18 : 22,709,922.89 = 8,749,370.97 : x
  2. Step 2: Convert to fraction form
    15,134,634.18/22,709,922.89 = 8,749,370.97/x
  3. Step 3: Cross multiply
    15,134,634.18x = 22,709,922.89 × 8,749,370.97
  4. Step 4: Simplify right side
    15,134,634.18x = 198,697,540,020,957.69
  5. Step 5: Solve for x
    x = 198,697,540,020,957.69/15,134,634.18
  6. Step 6: Final answer
    x = 13,128,664.87

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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.