Home / 18,223,007.40-27,334,835.10-5,443,669.80

Finding the Fourth Proportional to 18,223,007.40, 27,334,835.10 and 5,443,669.80

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Solution

The fourth proportional to 18,223,007.40, 27,334,835.10 and 5,443,669.80 is: 8,165,601.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,223,007.40 : 27,334,835.10 = 5,443,669.80 : x
  2. Step 2: Convert to fraction form
    18,223,007.40/27,334,835.10 = 5,443,669.80/x
  3. Step 3: Cross multiply
    18,223,007.40x = 27,334,835.10 × 5,443,669.80
  4. Step 4: Simplify right side
    18,223,007.40x = 148,801,816,321,849.97
  5. Step 5: Solve for x
    x = 148,801,816,321,849.97/18,223,007.40
  6. Step 6: Final answer
    x = 8,165,601.49

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1.5x scale

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.