Home / 11,405,909.57-15,739,553.21-6,510,937.01

Finding the Fourth Proportional to 11,405,909.57, 15,739,553.21 and 6,510,937.01

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Solution

The fourth proportional to 11,405,909.57, 15,739,553.21 and 6,510,937.01 is: 8,984,749.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,405,909.57 : 15,739,553.21 = 6,510,937.01 : x
  2. Step 2: Convert to fraction form
    11,405,909.57/15,739,553.21 = 6,510,937.01/x
  3. Step 3: Cross multiply
    11,405,909.57x = 15,739,553.21 × 6,510,937.01
  4. Step 4: Simplify right side
    11,405,909.57x = 102,479,239,404,600.84
  5. Step 5: Solve for x
    x = 102,479,239,404,600.84/11,405,909.57
  6. Step 6: Final answer
    x = 8,984,749.42

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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.