Home / 29,543,356.18-40,776,634.20-17,324,149.78

Finding the Fourth Proportional to 29,543,356.18, 40,776,634.20 and 17,324,149.78

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Solution

The fourth proportional to 29,543,356.18, 40,776,634.20 and 17,324,149.78 is: 23,911,315.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,543,356.18 : 40,776,634.20 = 17,324,149.78 : x
  2. Step 2: Convert to fraction form
    29,543,356.18/40,776,634.20 = 17,324,149.78/x
  3. Step 3: Cross multiply
    29,543,356.18x = 40,776,634.20 × 17,324,149.78
  4. Step 4: Simplify right side
    29,543,356.18x = 706,420,518,405,070.62
  5. Step 5: Solve for x
    x = 706,420,518,405,070.62/29,543,356.18
  6. Step 6: Final answer
    x = 23,911,315.77

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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.