Home / 9,181,996.20-13,772,994.30-2,792,238.30

Finding the Fourth Proportional to 9,181,996.20, 13,772,994.30 and 2,792,238.30

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Solution

The fourth proportional to 9,181,996.20, 13,772,994.30 and 2,792,238.30 is: 4,188,357.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181,996.20 : 13,772,994.30 = 2,792,238.30 : x
  2. Step 2: Convert to fraction form
    9,181,996.20/13,772,994.30 = 2,792,238.30/x
  3. Step 3: Cross multiply
    9,181,996.20x = 13,772,994.30 × 2,792,238.30
  4. Step 4: Simplify right side
    9,181,996.20x = 38,457,482,190,141.69
  5. Step 5: Solve for x
    x = 38,457,482,190,141.69/9,181,996.20
  6. Step 6: Final answer
    x = 4,188,357.45

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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.