Home / 39,906,176.70-59,709,793.05-28,418,202.30

Finding the Fourth Proportional to 39,906,176.70, 59,709,793.05 and 28,418,202.30

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Solution

The fourth proportional to 39,906,176.70, 59,709,793.05 and 28,418,202.30 is: 42,520,860.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,906,176.70 : 59,709,793.05 = 28,418,202.30 : x
  2. Step 2: Convert to fraction form
    39,906,176.70/59,709,793.05 = 28,418,202.30/x
  3. Step 3: Cross multiply
    39,906,176.70x = 59,709,793.05 × 28,418,202.30
  4. Step 4: Simplify right side
    39,906,176.70x = 1,696,844,978,186,034
  5. Step 5: Solve for x
    x = 1,696,844,978,186,034/39,906,176.70
  6. Step 6: Final answer
    x = 42,520,860.64

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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.