Home / 7,244,820.30-10,867,230.45-7,138,532.10

Finding the Fourth Proportional to 7,244,820.30, 10,867,230.45 and 7,138,532.10

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Solution

The fourth proportional to 7,244,820.30, 10,867,230.45 and 7,138,532.10 is: 10,707,798.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,820.30 : 10,867,230.45 = 7,138,532.10 : x
  2. Step 2: Convert to fraction form
    7,244,820.30/10,867,230.45 = 7,138,532.10/x
  3. Step 3: Cross multiply
    7,244,820.30x = 10,867,230.45 × 7,138,532.10
  4. Step 4: Simplify right side
    7,244,820.30x = 77,576,073,405,422.44
  5. Step 5: Solve for x
    x = 77,576,073,405,422.44/7,244,820.30
  6. Step 6: Final answer
    x = 10,707,798.15

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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.