Home / 19,969,962.08-29,952,618.06-5,396,189.11

Finding the Fourth Proportional to 19,969,962.08, 29,952,618.06 and 5,396,189.11

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Solution

The fourth proportional to 19,969,962.08, 29,952,618.06 and 5,396,189.11 is: 8,093,655.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,969,962.08 : 29,952,618.06 = 5,396,189.11 : x
  2. Step 2: Convert to fraction form
    19,969,962.08/29,952,618.06 = 5,396,189.11/x
  3. Step 3: Cross multiply
    19,969,962.08x = 29,952,618.06 × 5,396,189.11
  4. Step 4: Simplify right side
    19,969,962.08x = 161,629,991,391,361.34
  5. Step 5: Solve for x
    x = 161,629,991,391,361.34/19,969,962.08
  6. Step 6: Final answer
    x = 8,093,655.40

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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.