Home / 54,220,860-81,333,905.76-17,828,444.64

Finding the Fourth Proportional to 54,220,860, 81,333,905.76 and 17,828,444.64

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Solution

The fourth proportional to 54,220,860, 81,333,905.76 and 17,828,444.64 is: 26,743,527.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,220,860 : 81,333,905.76 = 17,828,444.64 : x
  2. Step 2: Convert to fraction form
    54,220,860/81,333,905.76 = 17,828,444.64/x
  3. Step 3: Cross multiply
    54,220,860x = 81,333,905.76 × 17,828,444.64
  4. Step 4: Simplify right side
    54,220,860x = 1,450,057,036,197,137.25
  5. Step 5: Solve for x
    x = 1,450,057,036,197,137.25/54,220,860
  6. Step 6: Final answer
    x = 26,743,527.05

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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.