Home / 7,052,288.72-9,732,363.72-3,996,401.36

Finding the Fourth Proportional to 7,052,288.72, 9,732,363.72 and 3,996,401.36

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Solution

The fourth proportional to 7,052,288.72, 9,732,363.72 and 3,996,401.36 is: 5,515,150.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,052,288.72 : 9,732,363.72 = 3,996,401.36 : x
  2. Step 2: Convert to fraction form
    7,052,288.72/9,732,363.72 = 3,996,401.36/x
  3. Step 3: Cross multiply
    7,052,288.72x = 9,732,363.72 × 3,996,401.36
  4. Step 4: Simplify right side
    7,052,288.72x = 38,894,431,606,622.66
  5. Step 5: Solve for x
    x = 38,894,431,606,622.66/7,052,288.72
  6. Step 6: Final answer
    x = 5,515,150.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.