Home / 7,146,375.31-9,862,060.41-3,883,190.03

Finding the Fourth Proportional to 7,146,375.31, 9,862,060.41 and 3,883,190.03

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Solution

The fourth proportional to 7,146,375.31, 9,862,060.41 and 3,883,190.03 is: 5,358,836.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,146,375.31 : 9,862,060.41 = 3,883,190.03 : x
  2. Step 2: Convert to fraction form
    7,146,375.31/9,862,060.41 = 3,883,190.03/x
  3. Step 3: Cross multiply
    7,146,375.31x = 9,862,060.41 × 3,883,190.03
  4. Step 4: Simplify right side
    7,146,375.31x = 38,296,254,659,369.71
  5. Step 5: Solve for x
    x = 38,296,254,659,369.71/7,146,375.31
  6. Step 6: Final answer
    x = 5,358,836.19

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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.