Home / 15,134,879.16-22,710,290.22-8,749,616.76

Finding the Fourth Proportional to 15,134,879.16, 22,710,290.22 and 8,749,616.76

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Solution

The fourth proportional to 15,134,879.16, 22,710,290.22 and 8,749,616.76 is: 13,129,033.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,134,879.16 : 22,710,290.22 = 8,749,616.76 : x
  2. Step 2: Convert to fraction form
    15,134,879.16/22,710,290.22 = 8,749,616.76/x
  3. Step 3: Cross multiply
    15,134,879.16x = 22,710,290.22 × 8,749,616.76
  4. Step 4: Simplify right side
    15,134,879.16x = 198,706,335,933,376.06
  5. Step 5: Solve for x
    x = 198,706,335,933,376.06/15,134,879.16
  6. Step 6: Final answer
    x = 13,129,033.53

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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.