Home / 11,926,679.28-16,458,845.40-6,494,521.20

Finding the Fourth Proportional to 11,926,679.28, 16,458,845.40 and 6,494,521.20

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Solution

The fourth proportional to 11,926,679.28, 16,458,845.40 and 6,494,521.20 is: 8,962,454.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,926,679.28 : 16,458,845.40 = 6,494,521.20 : x
  2. Step 2: Convert to fraction form
    11,926,679.28/16,458,845.40 = 6,494,521.20/x
  3. Step 3: Cross multiply
    11,926,679.28x = 16,458,845.40 × 6,494,521.20
  4. Step 4: Simplify right side
    11,926,679.28x = 106,892,320,377,822.48
  5. Step 5: Solve for x
    x = 106,892,320,377,822.48/11,926,679.28
  6. Step 6: Final answer
    x = 8,962,454.50

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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.