Home / 54,721,136.64-75,514,605.12-30,275,025.60

Finding the Fourth Proportional to 54,721,136.64, 75,514,605.12 and 30,275,025.60

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Solution

The fourth proportional to 54,721,136.64, 75,514,605.12 and 30,275,025.60 is: 41,779,223.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,721,136.64 : 75,514,605.12 = 30,275,025.60 : x
  2. Step 2: Convert to fraction form
    54,721,136.64/75,514,605.12 = 30,275,025.60/x
  3. Step 3: Cross multiply
    54,721,136.64x = 75,514,605.12 × 30,275,025.60
  4. Step 4: Simplify right side
    54,721,136.64x = 2,286,206,603,181,891.50
  5. Step 5: Solve for x
    x = 2,286,206,603,181,891.50/54,721,136.64
  6. Step 6: Final answer
    x = 41,779,223.60

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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.