Home / 29,126,182.98-43,708,778.86-12,086,872.32

Finding the Fourth Proportional to 29,126,182.98, 43,708,778.86 and 12,086,872.32

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Solution

The fourth proportional to 29,126,182.98, 43,708,778.86 and 12,086,872.32 is: 18,138,402.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,126,182.98 : 43,708,778.86 = 12,086,872.32 : x
  2. Step 2: Convert to fraction form
    29,126,182.98/43,708,778.86 = 12,086,872.32/x
  3. Step 3: Cross multiply
    29,126,182.98x = 43,708,778.86 × 12,086,872.32
  4. Step 4: Simplify right side
    29,126,182.98x = 528,302,429,343,935.19
  5. Step 5: Solve for x
    x = 528,302,429,343,935.19/29,126,182.98
  6. Step 6: Final answer
    x = 18,138,402.47

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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.