Home / 16,284,642.30-22,471,215.75-9,408,976.74

Finding the Fourth Proportional to 16,284,642.30, 22,471,215.75 and 9,408,976.74

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Solution

The fourth proportional to 16,284,642.30, 22,471,215.75 and 9,408,976.74 is: 12,983,468.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,284,642.30 : 22,471,215.75 = 9,408,976.74 : x
  2. Step 2: Convert to fraction form
    16,284,642.30/22,471,215.75 = 9,408,976.74/x
  3. Step 3: Cross multiply
    16,284,642.30x = 22,471,215.75 × 9,408,976.74
  4. Step 4: Simplify right side
    16,284,642.30x = 211,431,146,311,271.66
  5. Step 5: Solve for x
    x = 211,431,146,311,271.66/16,284,642.30
  6. Step 6: Final answer
    x = 12,983,468.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.