Home / 28,672,127.06-43,029,609.44-19,428,181.18

Finding the Fourth Proportional to 28,672,127.06, 43,029,609.44 and 19,428,181.18

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Solution

The fourth proportional to 28,672,127.06, 43,029,609.44 and 19,428,181.18 is: 29,156,785.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,672,127.06 : 43,029,609.44 = 19,428,181.18 : x
  2. Step 2: Convert to fraction form
    28,672,127.06/43,029,609.44 = 19,428,181.18/x
  3. Step 3: Cross multiply
    28,672,127.06x = 43,029,609.44 × 19,428,181.18
  4. Step 4: Simplify right side
    28,672,127.06x = 835,987,048,304,958.25
  5. Step 5: Solve for x
    x = 835,987,048,304,958.25/28,672,127.06
  6. Step 6: Final answer
    x = 29,156,785.14

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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.