Home / 14,663,904.92-20,236,408.89-8,137,957.04

Finding the Fourth Proportional to 14,663,904.92, 20,236,408.89 and 8,137,957.04

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Solution

The fourth proportional to 14,663,904.92, 20,236,408.89 and 8,137,957.04 is: 11,230,502.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,663,904.92 : 20,236,408.89 = 8,137,957.04 : x
  2. Step 2: Convert to fraction form
    14,663,904.92/20,236,408.89 = 8,137,957.04/x
  3. Step 3: Cross multiply
    14,663,904.92x = 20,236,408.89 × 8,137,957.04
  4. Step 4: Simplify right side
    14,663,904.92x = 164,683,026,190,694.09
  5. Step 5: Solve for x
    x = 164,683,026,190,694.09/14,663,904.92
  6. Step 6: Final answer
    x = 11,230,502.86

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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.