Home / 5,154,179.54-7,112,864.13-2,862,554.90

Finding the Fourth Proportional to 5,154,179.54, 7,112,864.13 and 2,862,554.90

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Solution

The fourth proportional to 5,154,179.54, 7,112,864.13 and 2,862,554.90 is: 3,950,379.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154,179.54 : 7,112,864.13 = 2,862,554.90 : x
  2. Step 2: Convert to fraction form
    5,154,179.54/7,112,864.13 = 2,862,554.90/x
  3. Step 3: Cross multiply
    5,154,179.54x = 7,112,864.13 × 2,862,554.90
  4. Step 4: Simplify right side
    5,154,179.54x = 20,360,964,068,365.73
  5. Step 5: Solve for x
    x = 20,360,964,068,365.73/5,154,179.54
  6. Step 6: Final answer
    x = 3,950,379.28

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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.