Home / 47,918,564.13-71,849,076.19-21,978,371.23

Finding the Fourth Proportional to 47,918,564.13, 71,849,076.19 and 21,978,371.23

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Solution

The fourth proportional to 47,918,564.13, 71,849,076.19 and 21,978,371.23 is: 32,954,361.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,918,564.13 : 71,849,076.19 = 21,978,371.23 : x
  2. Step 2: Convert to fraction form
    47,918,564.13/71,849,076.19 = 21,978,371.23/x
  3. Step 3: Cross multiply
    47,918,564.13x = 71,849,076.19 × 21,978,371.23
  4. Step 4: Simplify right side
    47,918,564.13x = 1,579,125,669,036,374
  5. Step 5: Solve for x
    x = 1,579,125,669,036,374/47,918,564.13
  6. Step 6: Final answer
    x = 32,954,361.17

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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.