Home / 10,200,061.20-15,300,091.80-3,468,475.20

Finding the Fourth Proportional to 10,200,061.20, 15,300,091.80 and 3,468,475.20

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Solution

The fourth proportional to 10,200,061.20, 15,300,091.80 and 3,468,475.20 is: 5,202,712.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,200,061.20 : 15,300,091.80 = 3,468,475.20 : x
  2. Step 2: Convert to fraction form
    10,200,061.20/15,300,091.80 = 3,468,475.20/x
  3. Step 3: Cross multiply
    10,200,061.20x = 15,300,091.80 × 3,468,475.20
  4. Step 4: Simplify right side
    10,200,061.20x = 53,067,988,966,023.37
  5. Step 5: Solve for x
    x = 53,067,988,966,023.37/10,200,061.20
  6. Step 6: Final answer
    x = 5,202,712.80

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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.