Home / 7,115,757.90-9,819,626.81-3,852,546.14

Finding the Fourth Proportional to 7,115,757.90, 9,819,626.81 and 3,852,546.14

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Solution

The fourth proportional to 7,115,757.90, 9,819,626.81 and 3,852,546.14 is: 5,316,449.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,115,757.90 : 9,819,626.81 = 3,852,546.14 : x
  2. Step 2: Convert to fraction form
    7,115,757.90/9,819,626.81 = 3,852,546.14/x
  3. Step 3: Cross multiply
    7,115,757.90x = 9,819,626.81 × 3,852,546.14
  4. Step 4: Simplify right side
    7,115,757.90x = 37,830,565,294,745.15
  5. Step 5: Solve for x
    x = 37,830,565,294,745.15/7,115,757.90
  6. Step 6: Final answer
    x = 5,316,449.19

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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.