Home / 43,541,530.02-65,352,651.26-21,991,265.64

Finding the Fourth Proportional to 43,541,530.02, 65,352,651.26 and 21,991,265.64

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Solution

The fourth proportional to 43,541,530.02, 65,352,651.26 and 21,991,265.64 is: 33,007,280.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,541,530.02 : 65,352,651.26 = 21,991,265.64 : x
  2. Step 2: Convert to fraction form
    43,541,530.02/65,352,651.26 = 21,991,265.64/x
  3. Step 3: Cross multiply
    43,541,530.02x = 65,352,651.26 × 21,991,265.64
  4. Step 4: Simplify right side
    43,541,530.02x = 1,437,187,514,026,984.50
  5. Step 5: Solve for x
    x = 1,437,187,514,026,984.50/43,541,530.02
  6. Step 6: Final answer
    x = 33,007,280.94

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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.