Home / 6,382,530-8,807,891.40-4,090,690.69

Finding the Fourth Proportional to 6,382,530, 8,807,891.40 and 4,090,690.69

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Solution

The fourth proportional to 6,382,530, 8,807,891.40 and 4,090,690.69 is: 5,645,153.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,382,530 : 8,807,891.40 = 4,090,690.69 : x
  2. Step 2: Convert to fraction form
    6,382,530/8,807,891.40 = 4,090,690.69/x
  3. Step 3: Cross multiply
    6,382,530x = 8,807,891.40 × 4,090,690.69
  4. Step 4: Simplify right side
    6,382,530x = 36,030,359,326,491.34
  5. Step 5: Solve for x
    x = 36,030,359,326,491.34/6,382,530
  6. Step 6: Final answer
    x = 5,645,153.15

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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.