Home / 7,078,317.96-10,627,418.10-3,622,529.04

Finding the Fourth Proportional to 7,078,317.96, 10,627,418.10 and 3,622,529.04

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Solution

The fourth proportional to 7,078,317.96, 10,627,418.10 and 3,622,529.04 is: 5,438,881.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,078,317.96 : 10,627,418.10 = 3,622,529.04 : x
  2. Step 2: Convert to fraction form
    7,078,317.96/10,627,418.10 = 3,622,529.04/x
  3. Step 3: Cross multiply
    7,078,317.96x = 10,627,418.10 × 3,622,529.04
  4. Step 4: Simplify right side
    7,078,317.96x = 38,498,130,687,471.62
  5. Step 5: Solve for x
    x = 38,498,130,687,471.62/7,078,317.96
  6. Step 6: Final answer
    x = 5,438,881.23

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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.