Home / 36,219,972.60-54,332,583.30-21,812,016.60

Finding the Fourth Proportional to 36,219,972.60, 54,332,583.30 and 21,812,016.60

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Solution

The fourth proportional to 36,219,972.60, 54,332,583.30 and 21,812,016.60 is: 32,719,605.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,219,972.60 : 54,332,583.30 = 21,812,016.60 : x
  2. Step 2: Convert to fraction form
    36,219,972.60/54,332,583.30 = 21,812,016.60/x
  3. Step 3: Cross multiply
    36,219,972.60x = 54,332,583.30 × 21,812,016.60
  4. Step 4: Simplify right side
    36,219,972.60x = 1,185,103,208,860,482.75
  5. Step 5: Solve for x
    x = 1,185,103,208,860,482.75/36,219,972.60
  6. Step 6: Final answer
    x = 32,719,605.34

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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.