Home / 54,110,575.15-81,164,725.56-13,170,242.68

Finding the Fourth Proportional to 54,110,575.15, 81,164,725.56 and 13,170,242.68

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Solution

The fourth proportional to 54,110,575.15, 81,164,725.56 and 13,170,242.68 is: 19,755,087.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,110,575.15 : 81,164,725.56 = 13,170,242.68 : x
  2. Step 2: Convert to fraction form
    54,110,575.15/81,164,725.56 = 13,170,242.68/x
  3. Step 3: Cross multiply
    54,110,575.15x = 81,164,725.56 × 13,170,242.68
  4. Step 4: Simplify right side
    54,110,575.15x = 1,068,959,132,477,887.12
  5. Step 5: Solve for x
    x = 1,068,959,132,477,887.12/54,110,575.15
  6. Step 6: Final answer
    x = 19,755,087.24

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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.