Home / 6,990,109.53-9,641,382.13-4,665,830.18

Finding the Fourth Proportional to 6,990,109.53, 9,641,382.13 and 4,665,830.18

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Solution

The fourth proportional to 6,990,109.53, 9,641,382.13 and 4,665,830.18 is: 6,435,528.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,109.53 : 9,641,382.13 = 4,665,830.18 : x
  2. Step 2: Convert to fraction form
    6,990,109.53/9,641,382.13 = 4,665,830.18/x
  3. Step 3: Cross multiply
    6,990,109.53x = 9,641,382.13 × 4,665,830.18
  4. Step 4: Simplify right side
    6,990,109.53x = 44,985,051,659,195.20
  5. Step 5: Solve for x
    x = 44,985,051,659,195.20/6,990,109.53
  6. Step 6: Final answer
    x = 6,435,528.87

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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.