Home / 29,078,431.72-40,134,190.43-17,324,585.61

Finding the Fourth Proportional to 29,078,431.72, 40,134,190.43 and 17,324,585.61

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Solution

The fourth proportional to 29,078,431.72, 40,134,190.43 and 17,324,585.61 is: 23,911,475.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,078,431.72 : 40,134,190.43 = 17,324,585.61 : x
  2. Step 2: Convert to fraction form
    29,078,431.72/40,134,190.43 = 17,324,585.61/x
  3. Step 3: Cross multiply
    29,078,431.72x = 40,134,190.43 × 17,324,585.61
  4. Step 4: Simplify right side
    29,078,431.72x = 695,308,217,885,385.88
  5. Step 5: Solve for x
    x = 695,308,217,885,385.88/29,078,431.72
  6. Step 6: Final answer
    x = 23,911,475.85

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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.