Home / 6,382,517.50-8,807,874.15-4,090,678.19

Finding the Fourth Proportional to 6,382,517.50, 8,807,874.15 and 4,090,678.19

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Solution

The fourth proportional to 6,382,517.50, 8,807,874.15 and 4,090,678.19 is: 5,645,135.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,382,517.50 : 8,807,874.15 = 4,090,678.19 : x
  2. Step 2: Convert to fraction form
    6,382,517.50/8,807,874.15 = 4,090,678.19/x
  3. Step 3: Cross multiply
    6,382,517.50x = 8,807,874.15 × 4,090,678.19
  4. Step 4: Simplify right side
    6,382,517.50x = 36,030,178,685,669.79
  5. Step 5: Solve for x
    x = 36,030,178,685,669.79/6,382,517.50
  6. Step 6: Final answer
    x = 5,645,135.90

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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.