Home / 13,305,039.70-19,957,559.55-9,022,018.90

Finding the Fourth Proportional to 13,305,039.70, 19,957,559.55 and 9,022,018.90

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Solution

The fourth proportional to 13,305,039.70, 19,957,559.55 and 9,022,018.90 is: 13,533,028.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,305,039.70 : 19,957,559.55 = 9,022,018.90 : x
  2. Step 2: Convert to fraction form
    13,305,039.70/19,957,559.55 = 9,022,018.90/x
  3. Step 3: Cross multiply
    13,305,039.70x = 19,957,559.55 × 9,022,018.90
  4. Step 4: Simplify right side
    13,305,039.70x = 180,057,479,457,975.50
  5. Step 5: Solve for x
    x = 180,057,479,457,975.50/13,305,039.70
  6. Step 6: Final answer
    x = 13,533,028.35

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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.