Home / 11,298,998.80-15,592,553.22-6,405,144.04

Finding the Fourth Proportional to 11,298,998.80, 15,592,553.22 and 6,405,144.04

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Solution

The fourth proportional to 11,298,998.80, 15,592,553.22 and 6,405,144.04 is: 8,839,061.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,298,998.80 : 15,592,553.22 = 6,405,144.04 : x
  2. Step 2: Convert to fraction form
    11,298,998.80/15,592,553.22 = 6,405,144.04/x
  3. Step 3: Cross multiply
    11,298,998.80x = 15,592,553.22 × 6,405,144.04
  4. Step 4: Simplify right side
    11,298,998.80x = 99,872,549,325,465.81
  5. Step 5: Solve for x
    x = 99,872,549,325,465.81/11,298,998.80
  6. Step 6: Final answer
    x = 8,839,061.86

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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.