Home / 15,181,537.72-20,950,824.52-8,306,167.40

Finding the Fourth Proportional to 15,181,537.72, 20,950,824.52 and 8,306,167.40

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Solution

The fourth proportional to 15,181,537.72, 20,950,824.52 and 8,306,167.40 is: 11,462,676.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,181,537.72 : 20,950,824.52 = 8,306,167.40 : x
  2. Step 2: Convert to fraction form
    15,181,537.72/20,950,824.52 = 8,306,167.40/x
  3. Step 3: Cross multiply
    15,181,537.72x = 20,950,824.52 × 8,306,167.40
  4. Step 4: Simplify right side
    15,181,537.72x = 174,021,055,631,144.66
  5. Step 5: Solve for x
    x = 174,021,055,631,144.66/15,181,537.72
  6. Step 6: Final answer
    x = 11,462,676.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.