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Finding the Fourth Proportional to 23,389,793.88, 35,087,097.20 and 8,828,978.20

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Solution

The fourth proportional to 23,389,793.88, 35,087,097.20 and 8,828,978.20 is: 13,244,375.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,389,793.88 : 35,087,097.20 = 8,828,978.20 : x
  2. Step 2: Convert to fraction form
    23,389,793.88/35,087,097.20 = 8,828,978.20/x
  3. Step 3: Cross multiply
    23,389,793.88x = 35,087,097.20 × 8,828,978.20
  4. Step 4: Simplify right side
    23,389,793.88x = 309,783,216,280,081.06
  5. Step 5: Solve for x
    x = 309,783,216,280,081.06/23,389,793.88
  6. Step 6: Final answer
    x = 13,244,375.64

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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.