Home / 20,298,361.50-30,444,299.85-5,918,066.46

Finding the Fourth Proportional to 20,298,361.50, 30,444,299.85 and 5,918,066.46

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Solution

The fourth proportional to 20,298,361.50, 30,444,299.85 and 5,918,066.46 is: 8,876,154.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,298,361.50 : 30,444,299.85 = 5,918,066.46 : x
  2. Step 2: Convert to fraction form
    20,298,361.50/30,444,299.85 = 5,918,066.46/x
  3. Step 3: Cross multiply
    20,298,361.50x = 30,444,299.85 × 5,918,066.46
  4. Step 4: Simplify right side
    20,298,361.50x = 180,171,389,840,468.03
  5. Step 5: Solve for x
    x = 180,171,389,840,468.03/20,298,361.50
  6. Step 6: Final answer
    x = 8,876,154.36

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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.