Home / 54,169,394.44-81,253,150.53-21,820,470.07

Finding the Fourth Proportional to 54,169,394.44, 81,253,150.53 and 21,820,470.07

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Solution

The fourth proportional to 54,169,394.44, 81,253,150.53 and 21,820,470.07 is: 32,730,326.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,169,394.44 : 81,253,150.53 = 21,820,470.07 : x
  2. Step 2: Convert to fraction form
    54,169,394.44/81,253,150.53 = 21,820,470.07/x
  3. Step 3: Cross multiply
    54,169,394.44x = 81,253,150.53 × 21,820,470.07
  4. Step 4: Simplify right side
    54,169,394.44x = 1,772,981,939,233,069.75
  5. Step 5: Solve for x
    x = 1,772,981,939,233,069.75/54,169,394.44
  6. Step 6: Final answer
    x = 32,730,326.00

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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.