Home / 13,761,941.55-20,642,912.33-9,226,978.35

Finding the Fourth Proportional to 13,761,941.55, 20,642,912.33 and 9,226,978.35

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Solution

The fourth proportional to 13,761,941.55, 20,642,912.33 and 9,226,978.35 is: 13,840,467.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,761,941.55 : 20,642,912.33 = 9,226,978.35 : x
  2. Step 2: Convert to fraction form
    13,761,941.55/20,642,912.33 = 9,226,978.35/x
  3. Step 3: Cross multiply
    13,761,941.55x = 20,642,912.33 × 9,226,978.35
  4. Step 4: Simplify right side
    13,761,941.55x = 190,471,705,103,723.16
  5. Step 5: Solve for x
    x = 190,471,705,103,723.16/13,761,941.55
  6. Step 6: Final answer
    x = 13,840,467.53

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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.