Home / 14,662,898.57-20,234,735.15-8,136,512.40

Finding the Fourth Proportional to 14,662,898.57, 20,234,735.15 and 8,136,512.40

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Solution

The fourth proportional to 14,662,898.57, 20,234,735.15 and 8,136,512.40 is: 11,228,351.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,662,898.57 : 20,234,735.15 = 8,136,512.40 : x
  2. Step 2: Convert to fraction form
    14,662,898.57/20,234,735.15 = 8,136,512.40/x
  3. Step 3: Cross multiply
    14,662,898.57x = 20,234,735.15 × 8,136,512.40
  4. Step 4: Simplify right side
    14,662,898.57x = 164,640,173,493,888.53
  5. Step 5: Solve for x
    x = 164,640,173,493,888.53/14,662,898.57
  6. Step 6: Final answer
    x = 11,228,351.11

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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.