Home / 8,851,069.08-13,278,966.23-3,171,867.48

Finding the Fourth Proportional to 8,851,069.08, 13,278,966.23 and 3,171,867.48

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Solution

The fourth proportional to 8,851,069.08, 13,278,966.23 and 3,171,867.48 is: 4,758,647.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,851,069.08 : 13,278,966.23 = 3,171,867.48 : x
  2. Step 2: Convert to fraction form
    8,851,069.08/13,278,966.23 = 3,171,867.48/x
  3. Step 3: Cross multiply
    8,851,069.08x = 13,278,966.23 × 3,171,867.48
  4. Step 4: Simplify right side
    8,851,069.08x = 42,119,121,160,884.87
  5. Step 5: Solve for x
    x = 42,119,121,160,884.87/8,851,069.08
  6. Step 6: Final answer
    x = 4,758,647.89

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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.