Home / 10,940,022.80-16,424,808.60-6,395,728.40

Finding the Fourth Proportional to 10,940,022.80, 16,424,808.60 and 6,395,728.40

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Solution

The fourth proportional to 10,940,022.80, 16,424,808.60 and 6,395,728.40 is: 9,602,229.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,940,022.80 : 16,424,808.60 = 6,395,728.40 : x
  2. Step 2: Convert to fraction form
    10,940,022.80/16,424,808.60 = 6,395,728.40/x
  3. Step 3: Cross multiply
    10,940,022.80x = 16,424,808.60 × 6,395,728.40
  4. Step 4: Simplify right side
    10,940,022.80x = 105,048,614,827,584.25
  5. Step 5: Solve for x
    x = 105,048,614,827,584.25/10,940,022.80
  6. Step 6: Final answer
    x = 9,602,229.97

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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.