Home / 15,047,816.16-20,773,626.48-9,546,814.56

Finding the Fourth Proportional to 15,047,816.16, 20,773,626.48 and 9,546,814.56

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Solution

The fourth proportional to 15,047,816.16, 20,773,626.48 and 9,546,814.56 is: 13,179,451.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,047,816.16 : 20,773,626.48 = 9,546,814.56 : x
  2. Step 2: Convert to fraction form
    15,047,816.16/20,773,626.48 = 9,546,814.56/x
  3. Step 3: Cross multiply
    15,047,816.16x = 20,773,626.48 × 9,546,814.56
  4. Step 4: Simplify right side
    15,047,816.16x = 198,321,959,743,265.56
  5. Step 5: Solve for x
    x = 198,321,959,743,265.56/15,047,816.16
  6. Step 6: Final answer
    x = 13,179,451.27

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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.