Home / 13,267,755.31-19,901,743.73-3,683,881.21

Finding the Fourth Proportional to 13,267,755.31, 19,901,743.73 and 3,683,881.21

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Solution

The fourth proportional to 13,267,755.31, 19,901,743.73 and 3,683,881.21 is: 5,525,852.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,267,755.31 : 19,901,743.73 = 3,683,881.21 : x
  2. Step 2: Convert to fraction form
    13,267,755.31/19,901,743.73 = 3,683,881.21/x
  3. Step 3: Cross multiply
    13,267,755.31x = 19,901,743.73 × 3,683,881.21
  4. Step 4: Simplify right side
    13,267,755.31x = 73,315,659,655,254.20
  5. Step 5: Solve for x
    x = 73,315,659,655,254.20/13,267,755.31
  6. Step 6: Final answer
    x = 5,525,852.56

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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.