Home / 19,072,635.20-28,584,069.60-8,836,308.80

Finding the Fourth Proportional to 19,072,635.20, 28,584,069.60 and 8,836,308.80

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Solution

The fourth proportional to 19,072,635.20, 28,584,069.60 and 8,836,308.80 is: 13,242,934.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,072,635.20 : 28,584,069.60 = 8,836,308.80 : x
  2. Step 2: Convert to fraction form
    19,072,635.20/28,584,069.60 = 8,836,308.80/x
  3. Step 3: Cross multiply
    19,072,635.20x = 28,584,069.60 × 8,836,308.80
  4. Step 4: Simplify right side
    19,072,635.20x = 252,577,665,746,292.50
  5. Step 5: Solve for x
    x = 252,577,665,746,292.50/19,072,635.20
  6. Step 6: Final answer
    x = 13,242,934.87

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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.