Home / 6,367,377.80-8,792,442.88-6,161,477.92

Finding the Fourth Proportional to 6,367,377.80, 8,792,442.88 and 6,161,477.92

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Solution

The fourth proportional to 6,367,377.80, 8,792,442.88 and 6,161,477.92 is: 8,508,124.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,367,377.80 : 8,792,442.88 = 6,161,477.92 : x
  2. Step 2: Convert to fraction form
    6,367,377.80/8,792,442.88 = 6,161,477.92/x
  3. Step 3: Cross multiply
    6,367,377.80x = 8,792,442.88 × 6,161,477.92
  4. Step 4: Simplify right side
    6,367,377.80x = 54,174,442,667,981.21
  5. Step 5: Solve for x
    x = 54,174,442,667,981.21/6,367,377.80
  6. Step 6: Final answer
    x = 8,508,124.44

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1.5x scale

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.