Home / 10,787,455.80-16,181,183.70-9,611,724.60

Finding the Fourth Proportional to 10,787,455.80, 16,181,183.70 and 9,611,724.60

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Solution

The fourth proportional to 10,787,455.80, 16,181,183.70 and 9,611,724.60 is: 14,417,586.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787,455.80 : 16,181,183.70 = 9,611,724.60 : x
  2. Step 2: Convert to fraction form
    10,787,455.80/16,181,183.70 = 9,611,724.60/x
  3. Step 3: Cross multiply
    10,787,455.80x = 16,181,183.70 × 9,611,724.60
  4. Step 4: Simplify right side
    10,787,455.80x = 155,529,081,426,409
  5. Step 5: Solve for x
    x = 155,529,081,426,409/10,787,455.80
  6. Step 6: Final answer
    x = 14,417,586.90

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1.5x scale

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.