Home / 18,708,333.63-25,835,329.26-17,689,406.82

Finding the Fourth Proportional to 18,708,333.63, 25,835,329.26 and 17,689,406.82

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Solution

The fourth proportional to 18,708,333.63, 25,835,329.26 and 17,689,406.82 is: 24,428,239.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,708,333.63 : 25,835,329.26 = 17,689,406.82 : x
  2. Step 2: Convert to fraction form
    18,708,333.63/25,835,329.26 = 17,689,406.82/x
  3. Step 3: Cross multiply
    18,708,333.63x = 25,835,329.26 × 17,689,406.82
  4. Step 4: Simplify right side
    18,708,333.63x = 457,011,649,608,789.56
  5. Step 5: Solve for x
    x = 457,011,649,608,789.56/18,708,333.63
  6. Step 6: Final answer
    x = 24,428,239.24

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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.