Home / 25,149,983.28-34,706,977.56-13,703,711.28

Finding the Fourth Proportional to 25,149,983.28, 34,706,977.56 and 13,703,711.28

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Solution

The fourth proportional to 25,149,983.28, 34,706,977.56 and 13,703,711.28 is: 18,911,121.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,149,983.28 : 34,706,977.56 = 13,703,711.28 : x
  2. Step 2: Convert to fraction form
    25,149,983.28/34,706,977.56 = 13,703,711.28/x
  3. Step 3: Cross multiply
    25,149,983.28x = 34,706,977.56 × 13,703,711.28
  4. Step 4: Simplify right side
    25,149,983.28x = 475,614,399,883,678.88
  5. Step 5: Solve for x
    x = 475,614,399,883,678.88/25,149,983.28
  6. Step 6: Final answer
    x = 18,911,121.91

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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.