Home / 21,600,559.96-32,400,871.14-8,821,064.62

Finding the Fourth Proportional to 21,600,559.96, 32,400,871.14 and 8,821,064.62

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Solution

The fourth proportional to 21,600,559.96, 32,400,871.14 and 8,821,064.62 is: 13,231,609.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,600,559.96 : 32,400,871.14 = 8,821,064.62 : x
  2. Step 2: Convert to fraction form
    21,600,559.96/32,400,871.14 = 8,821,064.62/x
  3. Step 3: Cross multiply
    21,600,559.96x = 32,400,871.14 × 8,821,064.62
  4. Step 4: Simplify right side
    21,600,559.96x = 285,810,178,070,233.06
  5. Step 5: Solve for x
    x = 285,810,178,070,233.06/21,600,559.96
  6. Step 6: Final answer
    x = 13,231,609.67

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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.