Home / 13,375,532.94-20,029,239.90-8,812,748.65

Finding the Fourth Proportional to 13,375,532.94, 20,029,239.90 and 8,812,748.65

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Solution

The fourth proportional to 13,375,532.94, 20,029,239.90 and 8,812,748.65 is: 13,196,682.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,375,532.94 : 20,029,239.90 = 8,812,748.65 : x
  2. Step 2: Convert to fraction form
    13,375,532.94/20,029,239.90 = 8,812,748.65/x
  3. Step 3: Cross multiply
    13,375,532.94x = 20,029,239.90 × 8,812,748.65
  4. Step 4: Simplify right side
    13,375,532.94x = 176,512,656,889,251.12
  5. Step 5: Solve for x
    x = 176,512,656,889,251.12/13,375,532.94
  6. Step 6: Final answer
    x = 13,196,682.16

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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.