Home / 12,096,341.20-18,181,836.60-11,872,392.40

Finding the Fourth Proportional to 12,096,341.20, 18,181,836.60 and 11,872,392.40

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Solution

The fourth proportional to 12,096,341.20, 18,181,836.60 and 11,872,392.40 is: 17,845,222.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,341.20 : 18,181,836.60 = 11,872,392.40 : x
  2. Step 2: Convert to fraction form
    12,096,341.20/18,181,836.60 = 11,872,392.40/x
  3. Step 3: Cross multiply
    12,096,341.20x = 18,181,836.60 × 11,872,392.40
  4. Step 4: Simplify right side
    12,096,341.20x = 215,861,898,667,881.88
  5. Step 5: Solve for x
    x = 215,861,898,667,881.88/12,096,341.20
  6. Step 6: Final answer
    x = 17,845,222.38

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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.