Home / 13,974,407.36-20,949,145.04-5,452,761.76

Finding the Fourth Proportional to 13,974,407.36, 20,949,145.04 and 5,452,761.76

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Solution

The fourth proportional to 13,974,407.36, 20,949,145.04 and 5,452,761.76 is: 8,174,278.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,974,407.36 : 20,949,145.04 = 5,452,761.76 : x
  2. Step 2: Convert to fraction form
    13,974,407.36/20,949,145.04 = 5,452,761.76/x
  3. Step 3: Cross multiply
    13,974,407.36x = 20,949,145.04 × 5,452,761.76
  4. Step 4: Simplify right side
    13,974,407.36x = 114,230,696,978,805.66
  5. Step 5: Solve for x
    x = 114,230,696,978,805.66/13,974,407.36
  6. Step 6: Final answer
    x = 8,174,278.45

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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.