Home / 20,045,383.22-27,662,646.93-10,878,026.06

Finding the Fourth Proportional to 20,045,383.22, 27,662,646.93 and 10,878,026.06

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Solution

The fourth proportional to 20,045,383.22, 27,662,646.93 and 10,878,026.06 is: 15,011,685.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,045,383.22 : 27,662,646.93 = 10,878,026.06 : x
  2. Step 2: Convert to fraction form
    20,045,383.22/27,662,646.93 = 10,878,026.06/x
  3. Step 3: Cross multiply
    20,045,383.22x = 27,662,646.93 × 10,878,026.06
  4. Step 4: Simplify right side
    20,045,383.22x = 300,914,994,193,119
  5. Step 5: Solve for x
    x = 300,914,994,193,119/20,045,383.22
  6. Step 6: Final answer
    x = 15,011,685.78

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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.