Home / 7,816,999.40-11,716,167.90-4,028,532.20

Finding the Fourth Proportional to 7,816,999.40, 11,716,167.90 and 4,028,532.20

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Solution

The fourth proportional to 7,816,999.40, 11,716,167.90 and 4,028,532.20 is: 6,037,989.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,816,999.40 : 11,716,167.90 = 4,028,532.20 : x
  2. Step 2: Convert to fraction form
    7,816,999.40/11,716,167.90 = 4,028,532.20/x
  3. Step 3: Cross multiply
    7,816,999.40x = 11,716,167.90 × 4,028,532.20
  4. Step 4: Simplify right side
    7,816,999.40x = 47,198,959,645,756.38
  5. Step 5: Solve for x
    x = 47,198,959,645,756.38/7,816,999.40
  6. Step 6: Final answer
    x = 6,037,989.42

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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.