Home / 48,661,644.60-73,033,801.20-19,928,401.20

Finding the Fourth Proportional to 48,661,644.60, 73,033,801.20 and 19,928,401.20

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Solution

The fourth proportional to 48,661,644.60, 73,033,801.20 and 19,928,401.20 is: 29,909,529.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,661,644.60 : 73,033,801.20 = 19,928,401.20 : x
  2. Step 2: Convert to fraction form
    48,661,644.60/73,033,801.20 = 19,928,401.20/x
  3. Step 3: Cross multiply
    48,661,644.60x = 73,033,801.20 × 19,928,401.20
  4. Step 4: Simplify right side
    48,661,644.60x = 1,455,446,891,474,641.50
  5. Step 5: Solve for x
    x = 1,455,446,891,474,641.50/48,661,644.60
  6. Step 6: Final answer
    x = 29,909,529.43

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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.