Home / 64,867,305.70-97,300,958.55-21,722,169.70

Finding the Fourth Proportional to 64,867,305.70, 97,300,958.55 and 21,722,169.70

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Solution

The fourth proportional to 64,867,305.70, 97,300,958.55 and 21,722,169.70 is: 32,583,254.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,867,305.70 : 97,300,958.55 = 21,722,169.70 : x
  2. Step 2: Convert to fraction form
    64,867,305.70/97,300,958.55 = 21,722,169.70/x
  3. Step 3: Cross multiply
    64,867,305.70x = 97,300,958.55 × 21,722,169.70
  4. Step 4: Simplify right side
    64,867,305.70x = 2,113,587,933,595,765.75
  5. Step 5: Solve for x
    x = 2,113,587,933,595,765.75/64,867,305.70
  6. Step 6: Final answer
    x = 32,583,254.55

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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.