Home / 20,025,792.27-27,636,136.71-11,325,265.98

Finding the Fourth Proportional to 20,025,792.27, 27,636,136.71 and 11,325,265.98

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Solution

The fourth proportional to 20,025,792.27, 27,636,136.71 and 11,325,265.98 is: 15,629,174.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,025,792.27 : 27,636,136.71 = 11,325,265.98 : x
  2. Step 2: Convert to fraction form
    20,025,792.27/27,636,136.71 = 11,325,265.98/x
  3. Step 3: Cross multiply
    20,025,792.27x = 27,636,136.71 × 11,325,265.98
  4. Step 4: Simplify right side
    20,025,792.27x = 312,986,598,900,392.12
  5. Step 5: Solve for x
    x = 312,986,598,900,392.12/20,025,792.27
  6. Step 6: Final answer
    x = 15,629,174.35

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1.5x scale

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.