Home / 27,877,938.33-41,802,548.86-12,512,055.36

Finding the Fourth Proportional to 27,877,938.33, 41,802,548.86 and 12,512,055.36

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Solution

The fourth proportional to 27,877,938.33, 41,802,548.86 and 12,512,055.36 is: 18,761,638.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,877,938.33 : 41,802,548.86 = 12,512,055.36 : x
  2. Step 2: Convert to fraction form
    27,877,938.33/41,802,548.86 = 12,512,055.36/x
  3. Step 3: Cross multiply
    27,877,938.33x = 41,802,548.86 × 12,512,055.36
  4. Step 4: Simplify right side
    27,877,938.33x = 523,035,805,525,424.88
  5. Step 5: Solve for x
    x = 523,035,805,525,424.88/27,877,938.33
  6. Step 6: Final answer
    x = 18,761,638.66

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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.