Home / 8,202,386.45-12,292,028.21-6,275,839.01

Finding the Fourth Proportional to 8,202,386.45, 12,292,028.21 and 6,275,839.01

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Solution

The fourth proportional to 8,202,386.45, 12,292,028.21 and 6,275,839.01 is: 9,404,920.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,202,386.45 : 12,292,028.21 = 6,275,839.01 : x
  2. Step 2: Convert to fraction form
    8,202,386.45/12,292,028.21 = 6,275,839.01/x
  3. Step 3: Cross multiply
    8,202,386.45x = 12,292,028.21 × 6,275,839.01
  4. Step 4: Simplify right side
    8,202,386.45x = 77,142,790,111,474.70
  5. Step 5: Solve for x
    x = 77,142,790,111,474.70/8,202,386.45
  6. Step 6: Final answer
    x = 9,404,920.22

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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.