Home / 54,590,970.48-81,859,074.48-18,186,562.14

Finding the Fourth Proportional to 54,590,970.48, 81,859,074.48 and 18,186,562.14

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Solution

The fourth proportional to 54,590,970.48, 81,859,074.48 and 18,186,562.14 is: 27,270,721.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,590,970.48 : 81,859,074.48 = 18,186,562.14 : x
  2. Step 2: Convert to fraction form
    54,590,970.48/81,859,074.48 = 18,186,562.14/x
  3. Step 3: Cross multiply
    54,590,970.48x = 81,859,074.48 × 18,186,562.14
  4. Step 4: Simplify right side
    54,590,970.48x = 1,488,735,144,753,408.25
  5. Step 5: Solve for x
    x = 1,488,735,144,753,408.25/54,590,970.48
  6. Step 6: Final answer
    x = 27,270,721.36

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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.