Home / 38,057,995-52,520,060.46-20,654,335.72

Finding the Fourth Proportional to 38,057,995, 52,520,060.46 and 20,654,335.72

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Solution

The fourth proportional to 38,057,995, 52,520,060.46 and 20,654,335.72 is: 28,502,998.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,057,995 : 52,520,060.46 = 20,654,335.72 : x
  2. Step 2: Convert to fraction form
    38,057,995/52,520,060.46 = 20,654,335.72/x
  3. Step 3: Cross multiply
    38,057,995x = 52,520,060.46 × 20,654,335.72
  4. Step 4: Simplify right side
    38,057,995x = 1,084,766,960,775,537.62
  5. Step 5: Solve for x
    x = 1,084,766,960,775,537.62/38,057,995
  6. Step 6: Final answer
    x = 28,502,998.14

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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.