Home / 39,033,751.73-53,866,893.66-21,630,387.65

Finding the Fourth Proportional to 39,033,751.73, 53,866,893.66 and 21,630,387.65

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Solution

The fourth proportional to 39,033,751.73, 53,866,893.66 and 21,630,387.65 is: 29,850,110.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,033,751.73 : 53,866,893.66 = 21,630,387.65 : x
  2. Step 2: Convert to fraction form
    39,033,751.73/53,866,893.66 = 21,630,387.65/x
  3. Step 3: Cross multiply
    39,033,751.73x = 53,866,893.66 × 21,630,387.65
  4. Step 4: Simplify right side
    39,033,751.73x = 1,165,161,791,367,127.25
  5. Step 5: Solve for x
    x = 1,165,161,791,367,127.25/39,033,751.73
  6. Step 6: Final answer
    x = 29,850,110.22

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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.