Home / 7,193,646.80-10,758,726.84-6,400,494.80

Finding the Fourth Proportional to 7,193,646.80, 10,758,726.84 and 6,400,494.80

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Solution

The fourth proportional to 7,193,646.80, 10,758,726.84 and 6,400,494.80 is: 9,572,498.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193,646.80 : 10,758,726.84 = 6,400,494.80 : x
  2. Step 2: Convert to fraction form
    7,193,646.80/10,758,726.84 = 6,400,494.80/x
  3. Step 3: Cross multiply
    7,193,646.80x = 10,758,726.84 × 6,400,494.80
  4. Step 4: Simplify right side
    7,193,646.80x = 68,861,175,194,040.43
  5. Step 5: Solve for x
    x = 68,861,175,194,040.43/7,193,646.80
  6. Step 6: Final answer
    x = 9,572,498.78

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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.