Home / 10,921,836.60-16,361,865.30-5,871,468.60

Finding the Fourth Proportional to 10,921,836.60, 16,361,865.30 and 5,871,468.60

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Solution

The fourth proportional to 10,921,836.60, 16,361,865.30 and 5,871,468.60 is: 8,795,972.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,836.60 : 16,361,865.30 = 5,871,468.60 : x
  2. Step 2: Convert to fraction form
    10,921,836.60/16,361,865.30 = 5,871,468.60/x
  3. Step 3: Cross multiply
    10,921,836.60x = 16,361,865.30 × 5,871,468.60
  4. Step 4: Simplify right side
    10,921,836.60x = 96,068,178,346,379.58
  5. Step 5: Solve for x
    x = 96,068,178,346,379.58/10,921,836.60
  6. Step 6: Final answer
    x = 8,795,972.86

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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.