Home / 20,751,395.10-31,146,077.61-10,523,314.14

Finding the Fourth Proportional to 20,751,395.10, 31,146,077.61 and 10,523,314.14

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Solution

The fourth proportional to 20,751,395.10, 31,146,077.61 and 10,523,314.14 is: 15,794,598.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,751,395.10 : 31,146,077.61 = 10,523,314.14 : x
  2. Step 2: Convert to fraction form
    20,751,395.10/31,146,077.61 = 10,523,314.14/x
  3. Step 3: Cross multiply
    20,751,395.10x = 31,146,077.61 × 10,523,314.14
  4. Step 4: Simplify right side
    20,751,395.10x = 327,759,958,918,850.44
  5. Step 5: Solve for x
    x = 327,759,958,918,850.44/20,751,395.10
  6. Step 6: Final answer
    x = 15,794,598.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.