Home / 11,877,766.64-16,391,362.92-6,445,258.64

Finding the Fourth Proportional to 11,877,766.64, 16,391,362.92 and 6,445,258.64

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Solution

The fourth proportional to 11,877,766.64, 16,391,362.92 and 6,445,258.64 is: 8,894,481.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,877,766.64 : 16,391,362.92 = 6,445,258.64 : x
  2. Step 2: Convert to fraction form
    11,877,766.64/16,391,362.92 = 6,445,258.64/x
  3. Step 3: Cross multiply
    11,877,766.64x = 16,391,362.92 × 6,445,258.64
  4. Step 4: Simplify right side
    11,877,766.64x = 105,646,573,481,505.62
  5. Step 5: Solve for x
    x = 105,646,573,481,505.62/11,877,766.64
  6. Step 6: Final answer
    x = 8,894,481.32

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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.