Home / 10,787,456.80-16,181,185.20-9,611,725.60

Finding the Fourth Proportional to 10,787,456.80, 16,181,185.20 and 9,611,725.60

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Solution

The fourth proportional to 10,787,456.80, 16,181,185.20 and 9,611,725.60 is: 14,417,588.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787,456.80 : 16,181,185.20 = 9,611,725.60 : x
  2. Step 2: Convert to fraction form
    10,787,456.80/16,181,185.20 = 9,611,725.60/x
  3. Step 3: Cross multiply
    10,787,456.80x = 16,181,185.20 × 9,611,725.60
  4. Step 4: Simplify right side
    10,787,456.80x = 155,529,112,025,181.09
  5. Step 5: Solve for x
    x = 155,529,112,025,181.09/10,787,456.80
  6. Step 6: Final answer
    x = 14,417,588.40

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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.