Home / 74,507,017.20-111,888,052.20-40,494,793.20

Finding the Fourth Proportional to 74,507,017.20, 111,888,052.20 and 40,494,793.20

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Solution

The fourth proportional to 74,507,017.20, 111,888,052.20 and 40,494,793.20 is: 60,811,500.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,507,017.20 : 111,888,052.20 = 40,494,793.20 : x
  2. Step 2: Convert to fraction form
    74,507,017.20/111,888,052.20 = 40,494,793.20/x
  3. Step 3: Cross multiply
    74,507,017.20x = 111,888,052.20 × 40,494,793.20
  4. Step 4: Simplify right side
    74,507,017.20x = 4,530,883,535,389,805
  5. Step 5: Solve for x
    x = 4,530,883,535,389,805/74,507,017.20
  6. Step 6: Final answer
    x = 60,811,500.79

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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.