Home / 7,250,530.14-10,005,502.52-3,987,334.78

Finding the Fourth Proportional to 7,250,530.14, 10,005,502.52 and 3,987,334.78

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Solution

The fourth proportional to 7,250,530.14, 10,005,502.52 and 3,987,334.78 is: 5,502,396.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250,530.14 : 10,005,502.52 = 3,987,334.78 : x
  2. Step 2: Convert to fraction form
    7,250,530.14/10,005,502.52 = 3,987,334.78/x
  3. Step 3: Cross multiply
    7,250,530.14x = 10,005,502.52 × 3,987,334.78
  4. Step 4: Simplify right side
    7,250,530.14x = 39,895,288,189,373.64
  5. Step 5: Solve for x
    x = 39,895,288,189,373.64/7,250,530.14
  6. Step 6: Final answer
    x = 5,502,396.02

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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.