Home / 8,681,245.53-11,977,675.52-6,839,995.65

Finding the Fourth Proportional to 8,681,245.53, 11,977,675.52 and 6,839,995.65

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Solution

The fourth proportional to 8,681,245.53, 11,977,675.52 and 6,839,995.65 is: 9,437,268.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,681,245.53 : 11,977,675.52 = 6,839,995.65 : x
  2. Step 2: Convert to fraction form
    8,681,245.53/11,977,675.52 = 6,839,995.65/x
  3. Step 3: Cross multiply
    8,681,245.53x = 11,977,675.52 × 6,839,995.65
  4. Step 4: Simplify right side
    8,681,245.53x = 81,927,248,419,711.52
  5. Step 5: Solve for x
    x = 81,927,248,419,711.52/8,681,245.53
  6. Step 6: Final answer
    x = 9,437,268.90

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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.