Home / 38,063,992.74-52,528,363.16-20,660,341.92

Finding the Fourth Proportional to 38,063,992.74, 52,528,363.16 and 20,660,341.92

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Solution

The fourth proportional to 38,063,992.74, 52,528,363.16 and 20,660,341.92 is: 28,511,300.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,063,992.74 : 52,528,363.16 = 20,660,341.92 : x
  2. Step 2: Convert to fraction form
    38,063,992.74/52,528,363.16 = 20,660,341.92/x
  3. Step 3: Cross multiply
    38,063,992.74x = 52,528,363.16 × 20,660,341.92
  4. Step 4: Simplify right side
    38,063,992.74x = 1,085,253,943,383,531.62
  5. Step 5: Solve for x
    x = 1,085,253,943,383,531.62/38,063,992.74
  6. Step 6: Final answer
    x = 28,511,300.71

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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.