Home / 52,123,090.33-71,928,907.97-28,917,719.07

Finding the Fourth Proportional to 52,123,090.33, 71,928,907.97 and 28,917,719.07

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Solution

The fourth proportional to 52,123,090.33, 71,928,907.97 and 28,917,719.07 is: 39,905,921.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,123,090.33 : 71,928,907.97 = 28,917,719.07 : x
  2. Step 2: Convert to fraction form
    52,123,090.33/71,928,907.97 = 28,917,719.07/x
  3. Step 3: Cross multiply
    52,123,090.33x = 71,928,907.97 × 28,917,719.07
  4. Step 4: Simplify right side
    52,123,090.33x = 2,080,019,953,688,344
  5. Step 5: Solve for x
    x = 2,080,019,953,688,344/52,123,090.33
  6. Step 6: Final answer
    x = 39,905,921.55

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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.