Home / 5,476,534.40-8,221,540.80-3,454,774.40

Finding the Fourth Proportional to 5,476,534.40, 8,221,540.80 and 3,454,774.40

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Solution

The fourth proportional to 5,476,534.40, 8,221,540.80 and 3,454,774.40 is: 5,186,412.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476,534.40 : 8,221,540.80 = 3,454,774.40 : x
  2. Step 2: Convert to fraction form
    5,476,534.40/8,221,540.80 = 3,454,774.40/x
  3. Step 3: Cross multiply
    5,476,534.40x = 8,221,540.80 × 3,454,774.40
  4. Step 4: Simplify right side
    5,476,534.40x = 28,403,568,684,395.52
  5. Step 5: Solve for x
    x = 28,403,568,684,395.52/5,476,534.40
  6. Step 6: Final answer
    x = 5,186,412.90

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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.