Home / 6,380,745.28-8,805,394.56-3,480,084.16

Finding the Fourth Proportional to 6,380,745.28, 8,805,394.56 and 3,480,084.16

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Solution

The fourth proportional to 6,380,745.28, 8,805,394.56 and 3,480,084.16 is: 4,802,497.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,380,745.28 : 8,805,394.56 = 3,480,084.16 : x
  2. Step 2: Convert to fraction form
    6,380,745.28/8,805,394.56 = 3,480,084.16/x
  3. Step 3: Cross multiply
    6,380,745.28x = 8,805,394.56 × 3,480,084.16
  4. Step 4: Simplify right side
    6,380,745.28x = 30,643,514,130,806.17
  5. Step 5: Solve for x
    x = 30,643,514,130,806.17/6,380,745.28
  6. Step 6: Final answer
    x = 4,802,497.64

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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.