Home / 11,918,258.60-16,447,134.64-6,485,789.48

Finding the Fourth Proportional to 11,918,258.60, 16,447,134.64 and 6,485,789.48

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Solution

The fourth proportional to 11,918,258.60, 16,447,134.64 and 6,485,789.48 is: 8,950,355.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,918,258.60 : 16,447,134.64 = 6,485,789.48 : x
  2. Step 2: Convert to fraction form
    11,918,258.60/16,447,134.64 = 6,485,789.48/x
  3. Step 3: Cross multiply
    11,918,258.60x = 16,447,134.64 × 6,485,789.48
  4. Step 4: Simplify right side
    11,918,258.60x = 106,672,652,824,255.59
  5. Step 5: Solve for x
    x = 106,672,652,824,255.59/11,918,258.60
  6. Step 6: Final answer
    x = 8,950,355.62

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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.