Home / 12,096,908.70-18,145,363.05-4,522,890.30

Finding the Fourth Proportional to 12,096,908.70, 18,145,363.05 and 4,522,890.30

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Solution

The fourth proportional to 12,096,908.70, 18,145,363.05 and 4,522,890.30 is: 6,784,335.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,908.70 : 18,145,363.05 = 4,522,890.30 : x
  2. Step 2: Convert to fraction form
    12,096,908.70/18,145,363.05 = 4,522,890.30/x
  3. Step 3: Cross multiply
    12,096,908.70x = 18,145,363.05 × 4,522,890.30
  4. Step 4: Simplify right side
    12,096,908.70x = 82,069,486,528,823.42
  5. Step 5: Solve for x
    x = 82,069,486,528,823.42/12,096,908.70
  6. Step 6: Final answer
    x = 6,784,335.45

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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.