Home / 27,864,040.70-41,796,061.05-18,794,114.30

Finding the Fourth Proportional to 27,864,040.70, 41,796,061.05 and 18,794,114.30

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Solution

The fourth proportional to 27,864,040.70, 41,796,061.05 and 18,794,114.30 is: 28,191,171.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,864,040.70 : 41,796,061.05 = 18,794,114.30 : x
  2. Step 2: Convert to fraction form
    27,864,040.70/41,796,061.05 = 18,794,114.30/x
  3. Step 3: Cross multiply
    27,864,040.70x = 41,796,061.05 × 18,794,114.30
  4. Step 4: Simplify right side
    27,864,040.70x = 785,519,948,663,478
  5. Step 5: Solve for x
    x = 785,519,948,663,478/27,864,040.70
  6. Step 6: Final answer
    x = 28,191,171.45

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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.