Home / 19,936,246.40-29,904,369.60-11,326,902.20

Finding the Fourth Proportional to 19,936,246.40, 29,904,369.60 and 11,326,902.20

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Solution

The fourth proportional to 19,936,246.40, 29,904,369.60 and 11,326,902.20 is: 16,990,353.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936,246.40 : 29,904,369.60 = 11,326,902.20 : x
  2. Step 2: Convert to fraction form
    19,936,246.40/29,904,369.60 = 11,326,902.20/x
  3. Step 3: Cross multiply
    19,936,246.40x = 29,904,369.60 × 11,326,902.20
  4. Step 4: Simplify right side
    19,936,246.40x = 338,723,869,811,853.12
  5. Step 5: Solve for x
    x = 338,723,869,811,853.12/19,936,246.40
  6. Step 6: Final answer
    x = 16,990,353.30

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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.