Home / 10,198,656.70-14,074,231.20-5,552,473.61

Finding the Fourth Proportional to 10,198,656.70, 14,074,231.20 and 5,552,473.61

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Solution

The fourth proportional to 10,198,656.70, 14,074,231.20 and 5,552,473.61 is: 7,662,459.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,198,656.70 : 14,074,231.20 = 5,552,473.61 : x
  2. Step 2: Convert to fraction form
    10,198,656.70/14,074,231.20 = 5,552,473.61/x
  3. Step 3: Cross multiply
    10,198,656.70x = 14,074,231.20 × 5,552,473.61
  4. Step 4: Simplify right side
    10,198,656.70x = 78,146,797,319,038.62
  5. Step 5: Solve for x
    x = 78,146,797,319,038.62/10,198,656.70
  6. Step 6: Final answer
    x = 7,662,459.83

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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.