Home / 29,315,791.15-43,959,359.13-12,039,374.15

Finding the Fourth Proportional to 29,315,791.15, 43,959,359.13 and 12,039,374.15

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Solution

The fourth proportional to 29,315,791.15, 43,959,359.13 and 12,039,374.15 is: 18,053,177.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,315,791.15 : 43,959,359.13 = 12,039,374.15 : x
  2. Step 2: Convert to fraction form
    29,315,791.15/43,959,359.13 = 12,039,374.15/x
  3. Step 3: Cross multiply
    29,315,791.15x = 43,959,359.13 × 12,039,374.15
  4. Step 4: Simplify right side
    29,315,791.15x = 529,243,171,960,288.56
  5. Step 5: Solve for x
    x = 529,243,171,960,288.56/29,315,791.15
  6. Step 6: Final answer
    x = 18,053,177.19

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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.