Home / 10,992,026.20-16,488,039.30-7,803,380.20

Finding the Fourth Proportional to 10,992,026.20, 16,488,039.30 and 7,803,380.20

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Solution

The fourth proportional to 10,992,026.20, 16,488,039.30 and 7,803,380.20 is: 11,705,070.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992,026.20 : 16,488,039.30 = 7,803,380.20 : x
  2. Step 2: Convert to fraction form
    10,992,026.20/16,488,039.30 = 7,803,380.20/x
  3. Step 3: Cross multiply
    10,992,026.20x = 16,488,039.30 × 7,803,380.20
  4. Step 4: Simplify right side
    10,992,026.20x = 128,662,439,410,441.88
  5. Step 5: Solve for x
    x = 128,662,439,410,441.88/10,992,026.20
  6. Step 6: Final answer
    x = 11,705,070.30

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.