Home / 11,005,228.10-16,507,842.15-8,485,804.10

Finding the Fourth Proportional to 11,005,228.10, 16,507,842.15 and 8,485,804.10

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Solution

The fourth proportional to 11,005,228.10, 16,507,842.15 and 8,485,804.10 is: 12,728,706.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005,228.10 : 16,507,842.15 = 8,485,804.10 : x
  2. Step 2: Convert to fraction form
    11,005,228.10/16,507,842.15 = 8,485,804.10/x
  3. Step 3: Cross multiply
    11,005,228.10x = 16,507,842.15 × 8,485,804.10
  4. Step 4: Simplify right side
    11,005,228.10x = 140,082,314,598,622.81
  5. Step 5: Solve for x
    x = 140,082,314,598,622.81/11,005,228.10
  6. Step 6: Final answer
    x = 12,728,706.15

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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.