Home / 43,032,842.88-64,549,964.64-12,327,302.72

Finding the Fourth Proportional to 43,032,842.88, 64,549,964.64 and 12,327,302.72

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Solution

The fourth proportional to 43,032,842.88, 64,549,964.64 and 12,327,302.72 is: 18,491,154.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,032,842.88 : 64,549,964.64 = 12,327,302.72 : x
  2. Step 2: Convert to fraction form
    43,032,842.88/64,549,964.64 = 12,327,302.72/x
  3. Step 3: Cross multiply
    43,032,842.88x = 64,549,964.64 × 12,327,302.72
  4. Step 4: Simplify right side
    43,032,842.88x = 795,726,954,682,575.88
  5. Step 5: Solve for x
    x = 795,726,954,682,575.88/43,032,842.88
  6. Step 6: Final answer
    x = 18,491,154.70

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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.