Home / 10,532,207.70-15,798,311.55-8,619,020.10

Finding the Fourth Proportional to 10,532,207.70, 15,798,311.55 and 8,619,020.10

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Solution

The fourth proportional to 10,532,207.70, 15,798,311.55 and 8,619,020.10 is: 12,928,530.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,532,207.70 : 15,798,311.55 = 8,619,020.10 : x
  2. Step 2: Convert to fraction form
    10,532,207.70/15,798,311.55 = 8,619,020.10/x
  3. Step 3: Cross multiply
    10,532,207.70x = 15,798,311.55 × 8,619,020.10
  4. Step 4: Simplify right side
    10,532,207.70x = 136,165,964,795,512.16
  5. Step 5: Solve for x
    x = 136,165,964,795,512.16/10,532,207.70
  6. Step 6: Final answer
    x = 12,928,530.15

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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.