Home / 87,943,676.64-131,853,703.68-38,736,176.64

Finding the Fourth Proportional to 87,943,676.64, 131,853,703.68 and 38,736,176.64

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Solution

The fourth proportional to 87,943,676.64, 131,853,703.68 and 38,736,176.64 is: 58,077,039.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,943,676.64 : 131,853,703.68 = 38,736,176.64 : x
  2. Step 2: Convert to fraction form
    87,943,676.64/131,853,703.68 = 38,736,176.64/x
  3. Step 3: Cross multiply
    87,943,676.64x = 131,853,703.68 × 38,736,176.64
  4. Step 4: Simplify right side
    87,943,676.64x = 5,107,508,356,386,698
  5. Step 5: Solve for x
    x = 5,107,508,356,386,698/87,943,676.64
  6. Step 6: Final answer
    x = 58,077,039.21

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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.