Home / 14,569,222.72-20,105,689.98-8,042,855.44

Finding the Fourth Proportional to 14,569,222.72, 20,105,689.98 and 8,042,855.44

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Solution

The fourth proportional to 14,569,222.72, 20,105,689.98 and 8,042,855.44 is: 11,099,230.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,569,222.72 : 20,105,689.98 = 8,042,855.44 : x
  2. Step 2: Convert to fraction form
    14,569,222.72/20,105,689.98 = 8,042,855.44/x
  3. Step 3: Cross multiply
    14,569,222.72x = 20,105,689.98 × 8,042,855.44
  4. Step 4: Simplify right side
    14,569,222.72x = 161,707,158,030,596.50
  5. Step 5: Solve for x
    x = 161,707,158,030,596.50/14,569,222.72
  6. Step 6: Final answer
    x = 11,099,230.28

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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.