Home / 13,995,745.16-21,000,253.26-8,327,167.88

Finding the Fourth Proportional to 13,995,745.16, 21,000,253.26 and 8,327,167.88

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Solution

The fourth proportional to 13,995,745.16, 21,000,253.26 and 8,327,167.88 is: 12,494,699.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,995,745.16 : 21,000,253.26 = 8,327,167.88 : x
  2. Step 2: Convert to fraction form
    13,995,745.16/21,000,253.26 = 8,327,167.88/x
  3. Step 3: Cross multiply
    13,995,745.16x = 21,000,253.26 × 8,327,167.88
  4. Step 4: Simplify right side
    13,995,745.16x = 174,872,634,418,537.31
  5. Step 5: Solve for x
    x = 174,872,634,418,537.31/13,995,745.16
  6. Step 6: Final answer
    x = 12,494,699.81

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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.