Home / 7,136,976.02-9,849,036.81-3,873,791.43

Finding the Fourth Proportional to 7,136,976.02, 9,849,036.81 and 3,873,791.43

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Solution

The fourth proportional to 7,136,976.02, 9,849,036.81 and 3,873,791.43 is: 5,345,837.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136,976.02 : 9,849,036.81 = 3,873,791.43 : x
  2. Step 2: Convert to fraction form
    7,136,976.02/9,849,036.81 = 3,873,791.43/x
  3. Step 3: Cross multiply
    7,136,976.02x = 9,849,036.81 × 3,873,791.43
  4. Step 4: Simplify right side
    7,136,976.02x = 38,153,114,388,332.54
  5. Step 5: Solve for x
    x = 38,153,114,388,332.54/7,136,976.02
  6. Step 6: Final answer
    x = 5,345,837.55

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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.