Home / 43,673,468.42-65,507,840.67-13,381,418.90

Finding the Fourth Proportional to 43,673,468.42, 65,507,840.67 and 13,381,418.90

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Solution

The fourth proportional to 43,673,468.42, 65,507,840.67 and 13,381,418.90 is: 20,071,404.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,673,468.42 : 65,507,840.67 = 13,381,418.90 : x
  2. Step 2: Convert to fraction form
    43,673,468.42/65,507,840.67 = 13,381,418.90/x
  3. Step 3: Cross multiply
    43,673,468.42x = 65,507,840.67 × 13,381,418.90
  4. Step 4: Simplify right side
    43,673,468.42x = 876,587,857,453,676.50
  5. Step 5: Solve for x
    x = 876,587,857,453,676.50/43,673,468.42
  6. Step 6: Final answer
    x = 20,071,404.66

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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.