Home / 9,115,994.03-12,581,436.44-5,679,342.23

Finding the Fourth Proportional to 9,115,994.03, 12,581,436.44 and 5,679,342.23

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Solution

The fourth proportional to 9,115,994.03, 12,581,436.44 and 5,679,342.23 is: 7,838,342.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,115,994.03 : 12,581,436.44 = 5,679,342.23 : x
  2. Step 2: Convert to fraction form
    9,115,994.03/12,581,436.44 = 5,679,342.23/x
  3. Step 3: Cross multiply
    9,115,994.03x = 12,581,436.44 × 5,679,342.23
  4. Step 4: Simplify right side
    9,115,994.03x = 71,454,283,239,044.03
  5. Step 5: Solve for x
    x = 71,454,283,239,044.03/9,115,994.03
  6. Step 6: Final answer
    x = 7,838,342.48

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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.