Home / 48,590,470.96-72,936,137.97-28,160,107.45

Finding the Fourth Proportional to 48,590,470.96, 72,936,137.97 and 28,160,107.45

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Solution

The fourth proportional to 48,590,470.96, 72,936,137.97 and 28,160,107.45 is: 42,269,388.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,590,470.96 : 72,936,137.97 = 28,160,107.45 : x
  2. Step 2: Convert to fraction form
    48,590,470.96/72,936,137.97 = 28,160,107.45/x
  3. Step 3: Cross multiply
    48,590,470.96x = 72,936,137.97 × 28,160,107.45
  4. Step 4: Simplify right side
    48,590,470.96x = 2,053,889,482,040,884.50
  5. Step 5: Solve for x
    x = 2,053,889,482,040,884.50/48,590,470.96
  6. Step 6: Final answer
    x = 42,269,388.25

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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.