Home / 7,146,344.82-9,862,018.24-3,883,159.46

Finding the Fourth Proportional to 7,146,344.82, 9,862,018.24 and 3,883,159.46

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Solution

The fourth proportional to 7,146,344.82, 9,862,018.24 and 3,883,159.46 is: 5,358,793.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,146,344.82 : 9,862,018.24 = 3,883,159.46 : x
  2. Step 2: Convert to fraction form
    7,146,344.82/9,862,018.24 = 3,883,159.46/x
  3. Step 3: Cross multiply
    7,146,344.82x = 9,862,018.24 × 3,883,159.46
  4. Step 4: Simplify right side
    7,146,344.82x = 38,295,789,399,983.34
  5. Step 5: Solve for x
    x = 38,295,789,399,983.34/7,146,344.82
  6. Step 6: Final answer
    x = 5,358,793.95

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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.