Home / 12,528,052.70-18,792,079.05-4,008,667.10

Finding the Fourth Proportional to 12,528,052.70, 18,792,079.05 and 4,008,667.10

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Solution

The fourth proportional to 12,528,052.70, 18,792,079.05 and 4,008,667.10 is: 6,013,000.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,528,052.70 : 18,792,079.05 = 4,008,667.10 : x
  2. Step 2: Convert to fraction form
    12,528,052.70/18,792,079.05 = 4,008,667.10/x
  3. Step 3: Cross multiply
    12,528,052.70x = 18,792,079.05 × 4,008,667.10
  4. Step 4: Simplify right side
    12,528,052.70x = 75,331,189,028,334.27
  5. Step 5: Solve for x
    x = 75,331,189,028,334.27/12,528,052.70
  6. Step 6: Final answer
    x = 6,013,000.65

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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.