Home / 11,240,134.36-15,511,761.54-6,888,380.25

Finding the Fourth Proportional to 11,240,134.36, 15,511,761.54 and 6,888,380.25

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Solution

The fourth proportional to 11,240,134.36, 15,511,761.54 and 6,888,380.25 is: 9,506,195.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240,134.36 : 15,511,761.54 = 6,888,380.25 : x
  2. Step 2: Convert to fraction form
    11,240,134.36/15,511,761.54 = 6,888,380.25/x
  3. Step 3: Cross multiply
    11,240,134.36x = 15,511,761.54 × 6,888,380.25
  4. Step 4: Simplify right side
    11,240,134.36x = 106,850,911,834,845.58
  5. Step 5: Solve for x
    x = 106,850,911,834,845.58/11,240,134.36
  6. Step 6: Final answer
    x = 9,506,195.25

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Double scale
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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.