Home / 6,448,069.40-8,897,982.18-3,546,988.52

Finding the Fourth Proportional to 6,448,069.40, 8,897,982.18 and 3,546,988.52

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Solution

The fourth proportional to 6,448,069.40, 8,897,982.18 and 3,546,988.52 is: 4,894,649.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,069.40 : 8,897,982.18 = 3,546,988.52 : x
  2. Step 2: Convert to fraction form
    6,448,069.40/8,897,982.18 = 3,546,988.52/x
  3. Step 3: Cross multiply
    6,448,069.40x = 8,897,982.18 × 3,546,988.52
  4. Step 4: Simplify right side
    6,448,069.40x = 31,561,040,643,624.57
  5. Step 5: Solve for x
    x = 31,561,040,643,624.57/6,448,069.40
  6. Step 6: Final answer
    x = 4,894,649.65

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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.