Home / 15,557,540.80-23,336,311.20-13,430,027.20

Finding the Fourth Proportional to 15,557,540.80, 23,336,311.20 and 13,430,027.20

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Solution

The fourth proportional to 15,557,540.80, 23,336,311.20 and 13,430,027.20 is: 20,145,040.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,557,540.80 : 23,336,311.20 = 13,430,027.20 : x
  2. Step 2: Convert to fraction form
    15,557,540.80/23,336,311.20 = 13,430,027.20/x
  3. Step 3: Cross multiply
    15,557,540.80x = 23,336,311.20 × 13,430,027.20
  4. Step 4: Simplify right side
    15,557,540.80x = 313,407,294,163,664.62
  5. Step 5: Solve for x
    x = 313,407,294,163,664.62/15,557,540.80
  6. Step 6: Final answer
    x = 20,145,040.80

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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.