Home / 19,936,234.40-29,904,351.60-11,326,890.20

Finding the Fourth Proportional to 19,936,234.40, 29,904,351.60 and 11,326,890.20

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Solution

The fourth proportional to 19,936,234.40, 29,904,351.60 and 11,326,890.20 is: 16,990,335.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936,234.40 : 29,904,351.60 = 11,326,890.20 : x
  2. Step 2: Convert to fraction form
    19,936,234.40/29,904,351.60 = 11,326,890.20/x
  3. Step 3: Cross multiply
    19,936,234.40x = 29,904,351.60 × 11,326,890.20
  4. Step 4: Simplify right side
    19,936,234.40x = 338,723,307,075,394.31
  5. Step 5: Solve for x
    x = 338,723,307,075,394.31/19,936,234.40
  6. Step 6: Final answer
    x = 16,990,335.30

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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.