Home / 43,584,163.20-65,376,244.80-28,467,619.20

Finding the Fourth Proportional to 43,584,163.20, 65,376,244.80 and 28,467,619.20

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Solution

The fourth proportional to 43,584,163.20, 65,376,244.80 and 28,467,619.20 is: 42,701,428.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,584,163.20 : 65,376,244.80 = 28,467,619.20 : x
  2. Step 2: Convert to fraction form
    43,584,163.20/65,376,244.80 = 28,467,619.20/x
  3. Step 3: Cross multiply
    43,584,163.20x = 65,376,244.80 × 28,467,619.20
  4. Step 4: Simplify right side
    43,584,163.20x = 1,861,106,041,692,380
  5. Step 5: Solve for x
    x = 1,861,106,041,692,380/43,584,163.20
  6. Step 6: Final answer
    x = 42,701,428.80

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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.