Home / 13,621,117.56-20,425,665.39-3,903,525.15

Finding the Fourth Proportional to 13,621,117.56, 20,425,665.39 and 3,903,525.15

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Solution

The fourth proportional to 13,621,117.56, 20,425,665.39 and 3,903,525.15 is: 5,853,565.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,621,117.56 : 20,425,665.39 = 3,903,525.15 : x
  2. Step 2: Convert to fraction form
    13,621,117.56/20,425,665.39 = 3,903,525.15/x
  3. Step 3: Cross multiply
    13,621,117.56x = 20,425,665.39 × 3,903,525.15
  4. Step 4: Simplify right side
    13,621,117.56x = 79,732,098,555,349.56
  5. Step 5: Solve for x
    x = 79,732,098,555,349.56/13,621,117.56
  6. Step 6: Final answer
    x = 5,853,565.11

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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.