Home / 6,428,546.35-9,642,229.01-2,168,751.49

Finding the Fourth Proportional to 6,428,546.35, 9,642,229.01 and 2,168,751.49

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Solution

The fourth proportional to 6,428,546.35, 9,642,229.01 and 2,168,751.49 is: 3,252,928.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,428,546.35 : 9,642,229.01 = 2,168,751.49 : x
  2. Step 2: Convert to fraction form
    6,428,546.35/9,642,229.01 = 2,168,751.49/x
  3. Step 3: Cross multiply
    6,428,546.35x = 9,642,229.01 × 2,168,751.49
  4. Step 4: Simplify right side
    6,428,546.35x = 20,911,598,484,147.58
  5. Step 5: Solve for x
    x = 20,911,598,484,147.58/6,428,546.35
  6. Step 6: Final answer
    x = 3,252,928.01

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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.