Home / 10,958,182.32-15,120,966.60-6,313,486.80

Finding the Fourth Proportional to 10,958,182.32, 15,120,966.60 and 6,313,486.80

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Solution

The fourth proportional to 10,958,182.32, 15,120,966.60 and 6,313,486.80 is: 8,711,848.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,958,182.32 : 15,120,966.60 = 6,313,486.80 : x
  2. Step 2: Convert to fraction form
    10,958,182.32/15,120,966.60 = 6,313,486.80/x
  3. Step 3: Cross multiply
    10,958,182.32x = 15,120,966.60 × 6,313,486.80
  4. Step 4: Simplify right side
    10,958,182.32x = 95,466,023,032,340.88
  5. Step 5: Solve for x
    x = 95,466,023,032,340.88/10,958,182.32
  6. Step 6: Final answer
    x = 8,711,848.39

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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.