Home / 13,334,808.30-20,002,212.45-13,122,231.90

Finding the Fourth Proportional to 13,334,808.30, 20,002,212.45 and 13,122,231.90

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Solution

The fourth proportional to 13,334,808.30, 20,002,212.45 and 13,122,231.90 is: 19,683,347.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334,808.30 : 20,002,212.45 = 13,122,231.90 : x
  2. Step 2: Convert to fraction form
    13,334,808.30/20,002,212.45 = 13,122,231.90/x
  3. Step 3: Cross multiply
    13,334,808.30x = 20,002,212.45 × 13,122,231.90
  4. Step 4: Simplify right side
    13,334,808.30x = 262,473,670,281,967.16
  5. Step 5: Solve for x
    x = 262,473,670,281,967.16/13,334,808.30
  6. Step 6: Final answer
    x = 19,683,347.85

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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.