Home / 19,595,160.56-27,001,476.35-15,157,940.86

Finding the Fourth Proportional to 19,595,160.56, 27,001,476.35 and 15,157,940.86

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Solution

The fourth proportional to 19,595,160.56, 27,001,476.35 and 15,157,940.86 is: 20,887,135.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,595,160.56 : 27,001,476.35 = 15,157,940.86 : x
  2. Step 2: Convert to fraction form
    19,595,160.56/27,001,476.35 = 15,157,940.86/x
  3. Step 3: Cross multiply
    19,595,160.56x = 27,001,476.35 × 15,157,940.86
  4. Step 4: Simplify right side
    19,595,160.56x = 409,286,781,548,876.12
  5. Step 5: Solve for x
    x = 409,286,781,548,876.12/19,595,160.56
  6. Step 6: Final answer
    x = 20,887,135.90

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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.