Home / 21,986,498.96-30,345,005.82-12,200,095.98

Finding the Fourth Proportional to 21,986,498.96, 30,345,005.82 and 12,200,095.98

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Solution

The fourth proportional to 21,986,498.96, 30,345,005.82 and 12,200,095.98 is: 16,838,150.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,986,498.96 : 30,345,005.82 = 12,200,095.98 : x
  2. Step 2: Convert to fraction form
    21,986,498.96/30,345,005.82 = 12,200,095.98/x
  3. Step 3: Cross multiply
    21,986,498.96x = 30,345,005.82 × 12,200,095.98
  4. Step 4: Simplify right side
    21,986,498.96x = 370,211,983,517,658.62
  5. Step 5: Solve for x
    x = 370,211,983,517,658.62/21,986,498.96
  6. Step 6: Final answer
    x = 16,838,150.73

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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.