Home / 36,212,822.70-54,319,234.05-21,828,486.30

Finding the Fourth Proportional to 36,212,822.70, 54,319,234.05 and 21,828,486.30

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Solution

The fourth proportional to 36,212,822.70, 54,319,234.05 and 21,828,486.30 is: 32,742,729.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,212,822.70 : 54,319,234.05 = 21,828,486.30 : x
  2. Step 2: Convert to fraction form
    36,212,822.70/54,319,234.05 = 21,828,486.30/x
  3. Step 3: Cross multiply
    36,212,822.70x = 54,319,234.05 × 21,828,486.30
  4. Step 4: Simplify right side
    36,212,822.70x = 1,185,706,656,286,918.50
  5. Step 5: Solve for x
    x = 1,185,706,656,286,918.50/36,212,822.70
  6. Step 6: Final answer
    x = 32,742,729.45

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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.