Home / 16,949,113.88-25,434,868.28-7,974,365.72

Finding the Fourth Proportional to 16,949,113.88, 25,434,868.28 and 7,974,365.72

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Solution

The fourth proportional to 16,949,113.88, 25,434,868.28 and 7,974,365.72 is: 11,966,816.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,949,113.88 : 25,434,868.28 = 7,974,365.72 : x
  2. Step 2: Convert to fraction form
    16,949,113.88/25,434,868.28 = 7,974,365.72/x
  3. Step 3: Cross multiply
    16,949,113.88x = 25,434,868.28 × 7,974,365.72
  4. Step 4: Simplify right side
    16,949,113.88x = 202,826,941,537,701.19
  5. Step 5: Solve for x
    x = 202,826,941,537,701.19/16,949,113.88
  6. Step 6: Final answer
    x = 11,966,816.85

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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.