Home / 11,741,774.80-17,612,662.20-8,340,552.40

Finding the Fourth Proportional to 11,741,774.80, 17,612,662.20 and 8,340,552.40

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Solution

The fourth proportional to 11,741,774.80, 17,612,662.20 and 8,340,552.40 is: 12,510,828.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,741,774.80 : 17,612,662.20 = 8,340,552.40 : x
  2. Step 2: Convert to fraction form
    11,741,774.80/17,612,662.20 = 8,340,552.40/x
  3. Step 3: Cross multiply
    11,741,774.80x = 17,612,662.20 × 8,340,552.40
  4. Step 4: Simplify right side
    11,741,774.80x = 146,899,331,982,599.28
  5. Step 5: Solve for x
    x = 146,899,331,982,599.28/11,741,774.80
  6. Step 6: Final answer
    x = 12,510,828.60

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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.