Home / 45,052,335.66-67,578,614.23-12,704,407.72

Finding the Fourth Proportional to 45,052,335.66, 67,578,614.23 and 12,704,407.72

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Solution

The fourth proportional to 45,052,335.66, 67,578,614.23 and 12,704,407.72 is: 19,056,642.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,052,335.66 : 67,578,614.23 = 12,704,407.72 : x
  2. Step 2: Convert to fraction form
    45,052,335.66/67,578,614.23 = 12,704,407.72/x
  3. Step 3: Cross multiply
    45,052,335.66x = 67,578,614.23 × 12,704,407.72
  4. Step 4: Simplify right side
    45,052,335.66x = 858,546,268,330,514
  5. Step 5: Solve for x
    x = 858,546,268,330,514/45,052,335.66
  6. Step 6: Final answer
    x = 19,056,642.81

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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.