Home / 21,419,406.33-29,559,294.48-11,630,263.11

Finding the Fourth Proportional to 21,419,406.33, 29,559,294.48 and 11,630,263.11

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Solution

The fourth proportional to 21,419,406.33, 29,559,294.48 and 11,630,263.11 is: 16,050,042.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,419,406.33 : 29,559,294.48 = 11,630,263.11 : x
  2. Step 2: Convert to fraction form
    21,419,406.33/29,559,294.48 = 11,630,263.11/x
  3. Step 3: Cross multiply
    21,419,406.33x = 29,559,294.48 × 11,630,263.11
  4. Step 4: Simplify right side
    21,419,406.33x = 343,782,372,148,370.62
  5. Step 5: Solve for x
    x = 343,782,372,148,370.62/21,419,406.33
  6. Step 6: Final answer
    x = 16,050,042.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.