Home / 6,990,114.10-9,641,388.42-4,665,834.76

Finding the Fourth Proportional to 6,990,114.10, 9,641,388.42 and 4,665,834.76

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Solution

The fourth proportional to 6,990,114.10, 9,641,388.42 and 4,665,834.76 is: 6,435,535.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,114.10 : 9,641,388.42 = 4,665,834.76 : x
  2. Step 2: Convert to fraction form
    6,990,114.10/9,641,388.42 = 4,665,834.76/x
  3. Step 3: Cross multiply
    6,990,114.10x = 9,641,388.42 × 4,665,834.76
  4. Step 4: Simplify right side
    6,990,114.10x = 44,985,125,153,161.36
  5. Step 5: Solve for x
    x = 44,985,125,153,161.36/6,990,114.10
  6. Step 6: Final answer
    x = 6,435,535.18

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Double scale
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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.