Home / 55,843,971.84-83,765,335.68-21,789,239.04

Finding the Fourth Proportional to 55,843,971.84, 83,765,335.68 and 21,789,239.04

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Solution

The fourth proportional to 55,843,971.84, 83,765,335.68 and 21,789,239.04 is: 32,683,615.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,843,971.84 : 83,765,335.68 = 21,789,239.04 : x
  2. Step 2: Convert to fraction form
    55,843,971.84/83,765,335.68 = 21,789,239.04/x
  3. Step 3: Cross multiply
    55,843,971.84x = 83,765,335.68 × 21,789,239.04
  4. Step 4: Simplify right side
    55,843,971.84x = 1,825,182,922,397,361
  5. Step 5: Solve for x
    x = 1,825,182,922,397,361/55,843,971.84
  6. Step 6: Final answer
    x = 32,683,615.84

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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.