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Finding the Fourth Proportional to 6,344,006.81, 8,754,738.27 and 3,443,398.28

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Solution

The fourth proportional to 6,344,006.81, 8,754,738.27 and 3,443,398.28 is: 4,751,894.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,344,006.81 : 8,754,738.27 = 3,443,398.28 : x
  2. Step 2: Convert to fraction form
    6,344,006.81/8,754,738.27 = 3,443,398.28/x
  3. Step 3: Cross multiply
    6,344,006.81x = 8,754,738.27 × 3,443,398.28
  4. Step 4: Simplify right side
    6,344,006.81x = 30,146,050,700,768.17
  5. Step 5: Solve for x
    x = 30,146,050,700,768.17/6,344,006.81
  6. Step 6: Final answer
    x = 4,751,894.44

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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.