Home / 6,743,111.40-10,114,667.10-3,861,520.20

Finding the Fourth Proportional to 6,743,111.40, 10,114,667.10 and 3,861,520.20

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Solution

The fourth proportional to 6,743,111.40, 10,114,667.10 and 3,861,520.20 is: 5,792,280.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743,111.40 : 10,114,667.10 = 3,861,520.20 : x
  2. Step 2: Convert to fraction form
    6,743,111.40/10,114,667.10 = 3,861,520.20/x
  3. Step 3: Cross multiply
    6,743,111.40x = 10,114,667.10 × 3,861,520.20
  4. Step 4: Simplify right side
    6,743,111.40x = 39,057,991,322,925.42
  5. Step 5: Solve for x
    x = 39,057,991,322,925.42/6,743,111.40
  6. Step 6: Final answer
    x = 5,792,280.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.