Home / 21,800,481.38-32,699,635.07-8,152,624.40

Finding the Fourth Proportional to 21,800,481.38, 32,699,635.07 and 8,152,624.40

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Solution

The fourth proportional to 21,800,481.38, 32,699,635.07 and 8,152,624.40 is: 12,228,530.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,800,481.38 : 32,699,635.07 = 8,152,624.40 : x
  2. Step 2: Convert to fraction form
    21,800,481.38/32,699,635.07 = 8,152,624.40/x
  3. Step 3: Cross multiply
    21,800,481.38x = 32,699,635.07 × 8,152,624.40
  4. Step 4: Simplify right side
    21,800,481.38x = 266,587,842,742,777.72
  5. Step 5: Solve for x
    x = 266,587,842,742,777.72/21,800,481.38
  6. Step 6: Final answer
    x = 12,228,530.10

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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.