Home / 13,375,531.94-20,029,238.40-8,812,747.65

Finding the Fourth Proportional to 13,375,531.94, 20,029,238.40 and 8,812,747.65

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Solution

The fourth proportional to 13,375,531.94, 20,029,238.40 and 8,812,747.65 is: 13,196,680.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,375,531.94 : 20,029,238.40 = 8,812,747.65 : x
  2. Step 2: Convert to fraction form
    13,375,531.94/20,029,238.40 = 8,812,747.65/x
  3. Step 3: Cross multiply
    13,375,531.94x = 20,029,238.40 × 8,812,747.65
  4. Step 4: Simplify right side
    13,375,531.94x = 176,512,623,699,475.50
  5. Step 5: Solve for x
    x = 176,512,623,699,475.50/13,375,531.94
  6. Step 6: Final answer
    x = 13,196,680.66

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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.