Home / 7,282,897.20-10,936,155.60-5,275,231.20

Finding the Fourth Proportional to 7,282,897.20, 10,936,155.60 and 5,275,231.20

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Solution

The fourth proportional to 7,282,897.20, 10,936,155.60 and 5,275,231.20 is: 7,921,401.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,282,897.20 : 10,936,155.60 = 5,275,231.20 : x
  2. Step 2: Convert to fraction form
    7,282,897.20/10,936,155.60 = 5,275,231.20/x
  3. Step 3: Cross multiply
    7,282,897.20x = 10,936,155.60 × 5,275,231.20
  4. Step 4: Simplify right side
    7,282,897.20x = 57,690,749,229,174.72
  5. Step 5: Solve for x
    x = 57,690,749,229,174.72/7,282,897.20
  6. Step 6: Final answer
    x = 7,921,401.01

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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.