Home / 13,608,642.60-20,412,963.90-9,297,628.20

Finding the Fourth Proportional to 13,608,642.60, 20,412,963.90 and 9,297,628.20

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Solution

The fourth proportional to 13,608,642.60, 20,412,963.90 and 9,297,628.20 is: 13,946,442.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,608,642.60 : 20,412,963.90 = 9,297,628.20 : x
  2. Step 2: Convert to fraction form
    13,608,642.60/20,412,963.90 = 9,297,628.20/x
  3. Step 3: Cross multiply
    13,608,642.60x = 20,412,963.90 × 9,297,628.20
  4. Step 4: Simplify right side
    13,608,642.60x = 189,792,148,802,221.94
  5. Step 5: Solve for x
    x = 189,792,148,802,221.94/13,608,642.60
  6. Step 6: Final answer
    x = 13,946,442.30

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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.