Home / 7,225,839.11-9,970,741.48-3,961,794.92

Finding the Fourth Proportional to 7,225,839.11, 9,970,741.48 and 3,961,794.92

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Solution

The fourth proportional to 7,225,839.11, 9,970,741.48 and 3,961,794.92 is: 5,466,774.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,225,839.11 : 9,970,741.48 = 3,961,794.92 : x
  2. Step 2: Convert to fraction form
    7,225,839.11/9,970,741.48 = 3,961,794.92/x
  3. Step 3: Cross multiply
    7,225,839.11x = 9,970,741.48 × 3,961,794.92
  4. Step 4: Simplify right side
    7,225,839.11x = 39,502,032,944,097.28
  5. Step 5: Solve for x
    x = 39,502,032,944,097.28/7,225,839.11
  6. Step 6: Final answer
    x = 5,466,774.49

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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.