Home / 11,713,005.20-16,164,112.20-6,748,702.88

Finding the Fourth Proportional to 11,713,005.20, 16,164,112.20 and 6,748,702.88

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Solution

The fourth proportional to 11,713,005.20, 16,164,112.20 and 6,748,702.88 is: 9,313,305.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,713,005.20 : 16,164,112.20 = 6,748,702.88 : x
  2. Step 2: Convert to fraction form
    11,713,005.20/16,164,112.20 = 6,748,702.88/x
  3. Step 3: Cross multiply
    11,713,005.20x = 16,164,112.20 × 6,748,702.88
  4. Step 4: Simplify right side
    11,713,005.20x = 109,086,790,556,783.12
  5. Step 5: Solve for x
    x = 109,086,790,556,783.12/11,713,005.20
  6. Step 6: Final answer
    x = 9,313,305.06

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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.