Home / 15,047,816.66-20,773,627.17-9,546,815.06

Finding the Fourth Proportional to 15,047,816.66, 20,773,627.17 and 9,546,815.06

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Solution

The fourth proportional to 15,047,816.66, 20,773,627.17 and 9,546,815.06 is: 13,179,451.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,047,816.66 : 20,773,627.17 = 9,546,815.06 : x
  2. Step 2: Convert to fraction form
    15,047,816.66/20,773,627.17 = 9,546,815.06/x
  3. Step 3: Cross multiply
    15,047,816.66x = 20,773,627.17 × 9,546,815.06
  4. Step 4: Simplify right side
    15,047,816.66x = 198,321,976,717,381.22
  5. Step 5: Solve for x
    x = 198,321,976,717,381.22/15,047,816.66
  6. Step 6: Final answer
    x = 13,179,451.96

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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.