Home / 6,444,775.41-8,891,272.89-3,689,990.57

Finding the Fourth Proportional to 6,444,775.41, 8,891,272.89 and 3,689,990.57

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Solution

The fourth proportional to 6,444,775.41, 8,891,272.89 and 3,689,990.57 is: 5,090,745.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,444,775.41 : 8,891,272.89 = 3,689,990.57 : x
  2. Step 2: Convert to fraction form
    6,444,775.41/8,891,272.89 = 3,689,990.57/x
  3. Step 3: Cross multiply
    6,444,775.41x = 8,891,272.89 × 3,689,990.57
  4. Step 4: Simplify right side
    6,444,775.41x = 32,808,713,091,611.42
  5. Step 5: Solve for x
    x = 32,808,713,091,611.42/6,444,775.41
  6. Step 6: Final answer
    x = 5,090,745.76

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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.