Home / 7,400,863.80-11,085,549.30-6,141,151.80

Finding the Fourth Proportional to 7,400,863.80, 11,085,549.30 and 6,141,151.80

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Solution

The fourth proportional to 7,400,863.80, 11,085,549.30 and 6,141,151.80 is: 9,198,661.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,400,863.80 : 11,085,549.30 = 6,141,151.80 : x
  2. Step 2: Convert to fraction form
    7,400,863.80/11,085,549.30 = 6,141,151.80/x
  3. Step 3: Cross multiply
    7,400,863.80x = 11,085,549.30 × 6,141,151.80
  4. Step 4: Simplify right side
    7,400,863.80x = 68,078,041,037,683.74
  5. Step 5: Solve for x
    x = 68,078,041,037,683.74/7,400,863.80
  6. Step 6: Final answer
    x = 9,198,661.52

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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.