Home / 14,479,730.64-19,985,508.44-8,288,366.48

Finding the Fourth Proportional to 14,479,730.64, 19,985,508.44 and 8,288,366.48

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Solution

The fourth proportional to 14,479,730.64, 19,985,508.44 and 8,288,366.48 is: 11,439,937.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,479,730.64 : 19,985,508.44 = 8,288,366.48 : x
  2. Step 2: Convert to fraction form
    14,479,730.64/19,985,508.44 = 8,288,366.48/x
  3. Step 3: Cross multiply
    14,479,730.64x = 19,985,508.44 × 8,288,366.48
  4. Step 4: Simplify right side
    14,479,730.64x = 165,647,218,239,853.12
  5. Step 5: Solve for x
    x = 165,647,218,239,853.12/14,479,730.64
  6. Step 6: Final answer
    x = 11,439,937.82

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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.