Home / 54,407,816.60-81,505,436.70-32,778,167.90

Finding the Fourth Proportional to 54,407,816.60, 81,505,436.70 and 32,778,167.90

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Solution

The fourth proportional to 54,407,816.60, 81,505,436.70 and 32,778,167.90 is: 49,103,218.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,407,816.60 : 81,505,436.70 = 32,778,167.90 : x
  2. Step 2: Convert to fraction form
    54,407,816.60/81,505,436.70 = 32,778,167.90/x
  3. Step 3: Cross multiply
    54,407,816.60x = 81,505,436.70 × 32,778,167.90
  4. Step 4: Simplify right side
    54,407,816.60x = 2,671,598,888,915,422
  5. Step 5: Solve for x
    x = 2,671,598,888,915,422/54,407,816.60
  6. Step 6: Final answer
    x = 49,103,218.17

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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.