Home / 12,504,935.88-17,256,811.52-6,781,799.88

Finding the Fourth Proportional to 12,504,935.88, 17,256,811.52 and 6,781,799.88

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Solution

The fourth proportional to 12,504,935.88, 17,256,811.52 and 6,781,799.88 is: 9,358,883.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,504,935.88 : 17,256,811.52 = 6,781,799.88 : x
  2. Step 2: Convert to fraction form
    12,504,935.88/17,256,811.52 = 6,781,799.88/x
  3. Step 3: Cross multiply
    12,504,935.88x = 17,256,811.52 × 6,781,799.88
  4. Step 4: Simplify right side
    12,504,935.88x = 117,032,242,295,518.61
  5. Step 5: Solve for x
    x = 117,032,242,295,518.61/12,504,935.88
  6. Step 6: Final answer
    x = 9,358,883.84

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1.5x scale

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.