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Finding the Fourth Proportional to 7,892,233.20, 11,839,842.48 and 2,502,240.48

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Solution

The fourth proportional to 7,892,233.20, 11,839,842.48 and 2,502,240.48 is: 3,753,833.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,892,233.20 : 11,839,842.48 = 2,502,240.48 : x
  2. Step 2: Convert to fraction form
    7,892,233.20/11,839,842.48 = 2,502,240.48/x
  3. Step 3: Cross multiply
    7,892,233.20x = 11,839,842.48 × 2,502,240.48
  4. Step 4: Simplify right side
    7,892,233.20x = 29,626,133,130,279.59
  5. Step 5: Solve for x
    x = 29,626,133,130,279.59/7,892,233.20
  6. Step 6: Final answer
    x = 3,753,833.98

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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.