Home / 11,924,320.20-16,455,561.60-6,491,812.20

Finding the Fourth Proportional to 11,924,320.20, 16,455,561.60 and 6,491,812.20

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Solution

The fourth proportional to 11,924,320.20, 16,455,561.60 and 6,491,812.20 is: 8,958,700.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,924,320.20 : 16,455,561.60 = 6,491,812.20 : x
  2. Step 2: Convert to fraction form
    11,924,320.20/16,455,561.60 = 6,491,812.20/x
  3. Step 3: Cross multiply
    11,924,320.20x = 16,455,561.60 × 6,491,812.20
  4. Step 4: Simplify right side
    11,924,320.20x = 106,826,415,552,731.52
  5. Step 5: Solve for x
    x = 106,826,415,552,731.52/11,924,320.20
  6. Step 6: Final answer
    x = 8,958,700.69

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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.