Home / 28,084,096.04-38,756,105.05-15,694,189.48

Finding the Fourth Proportional to 28,084,096.04, 38,756,105.05 and 15,694,189.48

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Solution

The fourth proportional to 28,084,096.04, 38,756,105.05 and 15,694,189.48 is: 21,658,010.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,084,096.04 : 38,756,105.05 = 15,694,189.48 : x
  2. Step 2: Convert to fraction form
    28,084,096.04/38,756,105.05 = 15,694,189.48/x
  3. Step 3: Cross multiply
    28,084,096.04x = 38,756,105.05 × 15,694,189.48
  4. Step 4: Simplify right side
    28,084,096.04x = 608,245,656,161,484.88
  5. Step 5: Solve for x
    x = 608,245,656,161,484.88/28,084,096.04
  6. Step 6: Final answer
    x = 21,658,010.83

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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.