Home / 10,893,811.60-16,356,463.80-8,216,923.60

Finding the Fourth Proportional to 10,893,811.60, 16,356,463.80 and 8,216,923.60

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Solution

The fourth proportional to 10,893,811.60, 16,356,463.80 and 8,216,923.60 is: 12,337,262.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893,811.60 : 16,356,463.80 = 8,216,923.60 : x
  2. Step 2: Convert to fraction form
    10,893,811.60/16,356,463.80 = 8,216,923.60/x
  3. Step 3: Cross multiply
    10,893,811.60x = 16,356,463.80 × 8,216,923.60
  4. Step 4: Simplify right side
    10,893,811.60x = 134,399,813,410,765.69
  5. Step 5: Solve for x
    x = 134,399,813,410,765.69/10,893,811.60
  6. Step 6: Final answer
    x = 12,337,262.51

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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.