Home / 20,744,946.41-31,122,045.18-6,369,467.36

Finding the Fourth Proportional to 20,744,946.41, 31,122,045.18 and 6,369,467.36

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Solution

The fourth proportional to 20,744,946.41, 31,122,045.18 and 6,369,467.36 is: 9,555,621.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,744,946.41 : 31,122,045.18 = 6,369,467.36 : x
  2. Step 2: Convert to fraction form
    20,744,946.41/31,122,045.18 = 6,369,467.36/x
  3. Step 3: Cross multiply
    20,744,946.41x = 31,122,045.18 × 6,369,467.36
  4. Step 4: Simplify right side
    20,744,946.41x = 198,230,850,794,845.12
  5. Step 5: Solve for x
    x = 198,230,850,794,845.12/20,744,946.41
  6. Step 6: Final answer
    x = 9,555,621.25

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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.