Home / 9,982,834.80-13,776,321.20-5,399,156.17

Finding the Fourth Proportional to 9,982,834.80, 13,776,321.20 and 5,399,156.17

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Solution

The fourth proportional to 9,982,834.80, 13,776,321.20 and 5,399,156.17 is: 7,450,840.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982,834.80 : 13,776,321.20 = 5,399,156.17 : x
  2. Step 2: Convert to fraction form
    9,982,834.80/13,776,321.20 = 5,399,156.17/x
  3. Step 3: Cross multiply
    9,982,834.80x = 13,776,321.20 × 5,399,156.17
  4. Step 4: Simplify right side
    9,982,834.80x = 74,380,509,606,881.80
  5. Step 5: Solve for x
    x = 74,380,509,606,881.80/9,982,834.80
  6. Step 6: Final answer
    x = 7,450,840.48

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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.