Home / 36,253,780.61-54,380,138.09-8,960,075.72

Finding the Fourth Proportional to 36,253,780.61, 54,380,138.09 and 8,960,075.72

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Solution

The fourth proportional to 36,253,780.61, 54,380,138.09 and 8,960,075.72 is: 13,439,981.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,253,780.61 : 54,380,138.09 = 8,960,075.72 : x
  2. Step 2: Convert to fraction form
    36,253,780.61/54,380,138.09 = 8,960,075.72/x
  3. Step 3: Cross multiply
    36,253,780.61x = 54,380,138.09 × 8,960,075.72
  4. Step 4: Simplify right side
    36,253,780.61x = 487,250,154,900,670
  5. Step 5: Solve for x
    x = 487,250,154,900,670/36,253,780.61
  6. Step 6: Final answer
    x = 13,439,981.89

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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.