Home / 12,218,092.85-16,861,076.54-6,711,579.51

Finding the Fourth Proportional to 12,218,092.85, 16,861,076.54 and 6,711,579.51

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Solution

The fourth proportional to 12,218,092.85, 16,861,076.54 and 6,711,579.51 is: 9,262,039.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,218,092.85 : 16,861,076.54 = 6,711,579.51 : x
  2. Step 2: Convert to fraction form
    12,218,092.85/16,861,076.54 = 6,711,579.51/x
  3. Step 3: Cross multiply
    12,218,092.85x = 16,861,076.54 × 6,711,579.51
  4. Step 4: Simplify right side
    12,218,092.85x = 113,164,455,750,787.19
  5. Step 5: Solve for x
    x = 113,164,455,750,787.19/12,218,092.85
  6. Step 6: Final answer
    x = 9,262,039.27

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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.