Home / 14,272,205.84-19,695,791.25-7,745,891.66

Finding the Fourth Proportional to 14,272,205.84, 19,695,791.25 and 7,745,891.66

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Solution

The fourth proportional to 14,272,205.84, 19,695,791.25 and 7,745,891.66 is: 10,689,410.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,272,205.84 : 19,695,791.25 = 7,745,891.66 : x
  2. Step 2: Convert to fraction form
    14,272,205.84/19,695,791.25 = 7,745,891.66/x
  3. Step 3: Cross multiply
    14,272,205.84x = 19,695,791.25 × 7,745,891.66
  4. Step 4: Simplify right side
    14,272,205.84x = 152,561,465,180,475.97
  5. Step 5: Solve for x
    x = 152,561,465,180,475.97/14,272,205.84
  6. Step 6: Final answer
    x = 10,689,410.38

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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.