Home / 18,440,400.60-27,660,600.90-9,482,448.60

Finding the Fourth Proportional to 18,440,400.60, 27,660,600.90 and 9,482,448.60

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Solution

The fourth proportional to 18,440,400.60, 27,660,600.90 and 9,482,448.60 is: 14,223,672.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,440,400.60 : 27,660,600.90 = 9,482,448.60 : x
  2. Step 2: Convert to fraction form
    18,440,400.60/27,660,600.90 = 9,482,448.60/x
  3. Step 3: Cross multiply
    18,440,400.60x = 27,660,600.90 × 9,482,448.60
  4. Step 4: Simplify right side
    18,440,400.60x = 262,290,226,279,363.72
  5. Step 5: Solve for x
    x = 262,290,226,279,363.72/18,440,400.60
  6. Step 6: Final answer
    x = 14,223,672.90

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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.