Home / 21,649,161.13-29,875,604.56-11,725,796.93

Finding the Fourth Proportional to 21,649,161.13, 29,875,604.56 and 11,725,796.93

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Solution

The fourth proportional to 21,649,161.13, 29,875,604.56 and 11,725,796.93 is: 16,181,470.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,649,161.13 : 29,875,604.56 = 11,725,796.93 : x
  2. Step 2: Convert to fraction form
    21,649,161.13/29,875,604.56 = 11,725,796.93/x
  3. Step 3: Cross multiply
    21,649,161.13x = 29,875,604.56 × 11,725,796.93
  4. Step 4: Simplify right side
    21,649,161.13x = 350,315,272,052,849.50
  5. Step 5: Solve for x
    x = 350,315,272,052,849.50/21,649,161.13
  6. Step 6: Final answer
    x = 16,181,470.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.