Home / 12,944,801.45-17,864,255.07-7,064,757.61

Finding the Fourth Proportional to 12,944,801.45, 17,864,255.07 and 7,064,757.61

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Solution

The fourth proportional to 12,944,801.45, 17,864,255.07 and 7,064,757.61 is: 9,749,599.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,944,801.45 : 17,864,255.07 = 7,064,757.61 : x
  2. Step 2: Convert to fraction form
    12,944,801.45/17,864,255.07 = 7,064,757.61/x
  3. Step 3: Cross multiply
    12,944,801.45x = 17,864,255.07 × 7,064,757.61
  4. Step 4: Simplify right side
    12,944,801.45x = 126,206,631,908,102.95
  5. Step 5: Solve for x
    x = 126,206,631,908,102.95/12,944,801.45
  6. Step 6: Final answer
    x = 9,749,599.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.