Home / 17,474,314.56-26,190,884.61-7,878,458.40

Finding the Fourth Proportional to 17,474,314.56, 26,190,884.61 and 7,878,458.40

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Solution

The fourth proportional to 17,474,314.56, 26,190,884.61 and 7,878,458.40 is: 11,808,405.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,474,314.56 : 26,190,884.61 = 7,878,458.40 : x
  2. Step 2: Convert to fraction form
    17,474,314.56/26,190,884.61 = 7,878,458.40/x
  3. Step 3: Cross multiply
    17,474,314.56x = 26,190,884.61 × 7,878,458.40
  4. Step 4: Simplify right side
    17,474,314.56x = 206,343,794,859,085.22
  5. Step 5: Solve for x
    x = 206,343,794,859,085.22/17,474,314.56
  6. Step 6: Final answer
    x = 11,808,405.65

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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.