Home / 12,795,787.36-19,193,680.68-4,276,123.60

Finding the Fourth Proportional to 12,795,787.36, 19,193,680.68 and 4,276,123.60

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Solution

The fourth proportional to 12,795,787.36, 19,193,680.68 and 4,276,123.60 is: 6,414,185.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,795,787.36 : 19,193,680.68 = 4,276,123.60 : x
  2. Step 2: Convert to fraction form
    12,795,787.36/19,193,680.68 = 4,276,123.60/x
  3. Step 3: Cross multiply
    12,795,787.36x = 19,193,680.68 × 4,276,123.60
  4. Step 4: Simplify right side
    12,795,787.36x = 82,074,550,926,612.05
  5. Step 5: Solve for x
    x = 82,074,550,926,612.05/12,795,787.36
  6. Step 6: Final answer
    x = 6,414,185.28

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Double scale
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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.