Home / 21,649,164.57-29,875,609.26-11,725,800.39

Finding the Fourth Proportional to 21,649,164.57, 29,875,609.26 and 11,725,800.39

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Solution

The fourth proportional to 21,649,164.57, 29,875,609.26 and 11,725,800.39 is: 16,181,475.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,649,164.57 : 29,875,609.26 = 11,725,800.39 : x
  2. Step 2: Convert to fraction form
    21,649,164.57/29,875,609.26 = 11,725,800.39/x
  3. Step 3: Cross multiply
    21,649,164.57x = 29,875,609.26 × 11,725,800.39
  4. Step 4: Simplify right side
    21,649,164.57x = 350,315,430,712,395.62
  5. Step 5: Solve for x
    x = 350,315,430,712,395.62/21,649,164.57
  6. Step 6: Final answer
    x = 16,181,475.71

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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.