Home / 13,882,833.53-19,158,070.11-7,687,757.51

Finding the Fourth Proportional to 13,882,833.53, 19,158,070.11 and 7,687,757.51

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Solution

The fourth proportional to 13,882,833.53, 19,158,070.11 and 7,687,757.51 is: 10,608,972.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,882,833.53 : 19,158,070.11 = 7,687,757.51 : x
  2. Step 2: Convert to fraction form
    13,882,833.53/19,158,070.11 = 7,687,757.51/x
  3. Step 3: Cross multiply
    13,882,833.53x = 19,158,070.11 × 7,687,757.51
  4. Step 4: Simplify right side
    13,882,833.53x = 147,282,597,365,259.03
  5. Step 5: Solve for x
    x = 147,282,597,365,259.03/13,882,833.53
  6. Step 6: Final answer
    x = 10,608,972.37

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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.