Home / 7,816,999.02-10,787,399.52-4,379,268.30

Finding the Fourth Proportional to 7,816,999.02, 10,787,399.52 and 4,379,268.30

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Solution

The fourth proportional to 7,816,999.02, 10,787,399.52 and 4,379,268.30 is: 6,043,357.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,816,999.02 : 10,787,399.52 = 4,379,268.30 : x
  2. Step 2: Convert to fraction form
    7,816,999.02/10,787,399.52 = 4,379,268.30/x
  3. Step 3: Cross multiply
    7,816,999.02x = 10,787,399.52 × 4,379,268.30
  4. Step 4: Simplify right side
    7,816,999.02x = 47,240,916,757,371.21
  5. Step 5: Solve for x
    x = 47,240,916,757,371.21/7,816,999.02
  6. Step 6: Final answer
    x = 6,043,357.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.