Home / 13,743,521.58-20,617,939.65-5,223,193.80

Finding the Fourth Proportional to 13,743,521.58, 20,617,939.65 and 5,223,193.80

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Solution

The fourth proportional to 13,743,521.58, 20,617,939.65 and 5,223,193.80 is: 7,835,800.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,743,521.58 : 20,617,939.65 = 5,223,193.80 : x
  2. Step 2: Convert to fraction form
    13,743,521.58/20,617,939.65 = 5,223,193.80/x
  3. Step 3: Cross multiply
    13,743,521.58x = 20,617,939.65 × 5,223,193.80
  4. Step 4: Simplify right side
    13,743,521.58x = 107,691,494,548,654.16
  5. Step 5: Solve for x
    x = 107,691,494,548,654.16/13,743,521.58
  6. Step 6: Final answer
    x = 7,835,800.59

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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.