Home / 7,374,844.80-11,063,822.40-3,112,819.20

Finding the Fourth Proportional to 7,374,844.80, 11,063,822.40 and 3,112,819.20

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Solution

The fourth proportional to 7,374,844.80, 11,063,822.40 and 3,112,819.20 is: 4,669,885.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374,844.80 : 11,063,822.40 = 3,112,819.20 : x
  2. Step 2: Convert to fraction form
    7,374,844.80/11,063,822.40 = 3,112,819.20/x
  3. Step 3: Cross multiply
    7,374,844.80x = 11,063,822.40 × 3,112,819.20
  4. Step 4: Simplify right side
    7,374,844.80x = 34,439,678,792,110.08
  5. Step 5: Solve for x
    x = 34,439,678,792,110.08/7,374,844.80
  6. Step 6: Final answer
    x = 4,669,885.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.