Home / 15,543,957.60-23,315,936.40-11,313,813.60

Finding the Fourth Proportional to 15,543,957.60, 23,315,936.40 and 11,313,813.60

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Solution

The fourth proportional to 15,543,957.60, 23,315,936.40 and 11,313,813.60 is: 16,970,720.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,543,957.60 : 23,315,936.40 = 11,313,813.60 : x
  2. Step 2: Convert to fraction form
    15,543,957.60/23,315,936.40 = 11,313,813.60/x
  3. Step 3: Cross multiply
    15,543,957.60x = 23,315,936.40 × 11,313,813.60
  4. Step 4: Simplify right side
    15,543,957.60x = 263,792,158,339,055
  5. Step 5: Solve for x
    x = 263,792,158,339,055/15,543,957.60
  6. Step 6: Final answer
    x = 16,970,720.40

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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.