Home / 7,750,839.69-10,695,463.56-4,487,874.66

Finding the Fourth Proportional to 7,750,839.69, 10,695,463.56 and 4,487,874.66

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Solution

The fourth proportional to 7,750,839.69, 10,695,463.56 and 4,487,874.66 is: 6,192,864.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750,839.69 : 10,695,463.56 = 4,487,874.66 : x
  2. Step 2: Convert to fraction form
    7,750,839.69/10,695,463.56 = 4,487,874.66/x
  3. Step 3: Cross multiply
    7,750,839.69x = 10,695,463.56 × 4,487,874.66
  4. Step 4: Simplify right side
    7,750,839.69x = 47,999,899,887,877.39
  5. Step 5: Solve for x
    x = 47,999,899,887,877.39/7,750,839.69
  6. Step 6: Final answer
    x = 6,192,864.49

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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.