Home / 87,552,007.70-131,328,011.55-51,272,302.10

Finding the Fourth Proportional to 87,552,007.70, 131,328,011.55 and 51,272,302.10

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Solution

The fourth proportional to 87,552,007.70, 131,328,011.55 and 51,272,302.10 is: 76,908,453.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,552,007.70 : 131,328,011.55 = 51,272,302.10 : x
  2. Step 2: Convert to fraction form
    87,552,007.70/131,328,011.55 = 51,272,302.10/x
  3. Step 3: Cross multiply
    87,552,007.70x = 131,328,011.55 × 51,272,302.10
  4. Step 4: Simplify right side
    87,552,007.70x = 6,733,489,482,383,889
  5. Step 5: Solve for x
    x = 6,733,489,482,383,889/87,552,007.70
  6. Step 6: Final answer
    x = 76,908,453.15

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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.