Home / 20,476,805.58-30,715,292.49-5,124,053.43

Finding the Fourth Proportional to 20,476,805.58, 30,715,292.49 and 5,124,053.43

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Solution

The fourth proportional to 20,476,805.58, 30,715,292.49 and 5,124,053.43 is: 7,686,101.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,476,805.58 : 30,715,292.49 = 5,124,053.43 : x
  2. Step 2: Convert to fraction form
    20,476,805.58/30,715,292.49 = 5,124,053.43/x
  3. Step 3: Cross multiply
    20,476,805.58x = 30,715,292.49 × 5,124,053.43
  4. Step 4: Simplify right side
    20,476,805.58x = 157,386,799,836,837.72
  5. Step 5: Solve for x
    x = 157,386,799,836,837.72/20,476,805.58
  6. Step 6: Final answer
    x = 7,686,101.19

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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.