Home / 52,978,928.32-73,094,489.52-30,936,527.20

Finding the Fourth Proportional to 52,978,928.32, 73,094,489.52 and 30,936,527.20

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Solution

The fourth proportional to 52,978,928.32, 73,094,489.52 and 30,936,527.20 is: 42,682,812.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,978,928.32 : 73,094,489.52 = 30,936,527.20 : x
  2. Step 2: Convert to fraction form
    52,978,928.32/73,094,489.52 = 30,936,527.20/x
  3. Step 3: Cross multiply
    52,978,928.32x = 73,094,489.52 × 30,936,527.20
  4. Step 4: Simplify right side
    52,978,928.32x = 2,261,289,663,205,595
  5. Step 5: Solve for x
    x = 2,261,289,663,205,595/52,978,928.32
  6. Step 6: Final answer
    x = 42,682,812.49

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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.