Home / 8,348,979.56-12,514,729.43-3,494,067.77

Finding the Fourth Proportional to 8,348,979.56, 12,514,729.43 and 3,494,067.77

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Solution

The fourth proportional to 8,348,979.56, 12,514,729.43 and 3,494,067.77 is: 5,237,443.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,348,979.56 : 12,514,729.43 = 3,494,067.77 : x
  2. Step 2: Convert to fraction form
    8,348,979.56/12,514,729.43 = 3,494,067.77/x
  3. Step 3: Cross multiply
    8,348,979.56x = 12,514,729.43 × 3,494,067.77
  4. Step 4: Simplify right side
    8,348,979.56x = 43,727,312,791,655.46
  5. Step 5: Solve for x
    x = 43,727,312,791,655.46/8,348,979.56
  6. Step 6: Final answer
    x = 5,237,443.99

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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.