Home / 10,512,022.80-15,768,034.20-8,244,541.20

Finding the Fourth Proportional to 10,512,022.80, 15,768,034.20 and 8,244,541.20

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Solution

The fourth proportional to 10,512,022.80, 15,768,034.20 and 8,244,541.20 is: 12,366,811.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,512,022.80 : 15,768,034.20 = 8,244,541.20 : x
  2. Step 2: Convert to fraction form
    10,512,022.80/15,768,034.20 = 8,244,541.20/x
  3. Step 3: Cross multiply
    10,512,022.80x = 15,768,034.20 × 8,244,541.20
  4. Step 4: Simplify right side
    10,512,022.80x = 130,000,207,604,909.03
  5. Step 5: Solve for x
    x = 130,000,207,604,909.03/10,512,022.80
  6. Step 6: Final answer
    x = 12,366,811.80

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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.