Home / 10,207,400.45-14,086,204.88-5,623,721.82

Finding the Fourth Proportional to 10,207,400.45, 14,086,204.88 and 5,623,721.82

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Solution

The fourth proportional to 10,207,400.45, 14,086,204.88 and 5,623,721.82 is: 7,760,731.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,207,400.45 : 14,086,204.88 = 5,623,721.82 : x
  2. Step 2: Convert to fraction form
    10,207,400.45/14,086,204.88 = 5,623,721.82/x
  3. Step 3: Cross multiply
    10,207,400.45x = 14,086,204.88 × 5,623,721.82
  4. Step 4: Simplify right side
    10,207,400.45x = 79,216,897,716,527.88
  5. Step 5: Solve for x
    x = 79,216,897,716,527.88/10,207,400.45
  6. Step 6: Final answer
    x = 7,760,731.85

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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.