Home / 18,588,577.20-27,893,778.94-7,805,048.82

Finding the Fourth Proportional to 18,588,577.20, 27,893,778.94 and 7,805,048.82

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Solution

The fourth proportional to 18,588,577.20, 27,893,778.94 and 7,805,048.82 is: 11,712,155.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,588,577.20 : 27,893,778.94 = 7,805,048.82 : x
  2. Step 2: Convert to fraction form
    18,588,577.20/27,893,778.94 = 7,805,048.82/x
  3. Step 3: Cross multiply
    18,588,577.20x = 27,893,778.94 × 7,805,048.82
  4. Step 4: Simplify right side
    18,588,577.20x = 217,712,306,400,987.88
  5. Step 5: Solve for x
    x = 217,712,306,400,987.88/18,588,577.20
  6. Step 6: Final answer
    x = 11,712,155.48

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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.