Home / 22,502,564.41-31,053,687.93-12,189,287.38

Finding the Fourth Proportional to 22,502,564.41, 31,053,687.93 and 12,189,287.38

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Solution

The fourth proportional to 22,502,564.41, 31,053,687.93 and 12,189,287.38 is: 16,821,297.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,502,564.41 : 31,053,687.93 = 12,189,287.38 : x
  2. Step 2: Convert to fraction form
    22,502,564.41/31,053,687.93 = 12,189,287.38/x
  3. Step 3: Cross multiply
    22,502,564.41x = 31,053,687.93 × 12,189,287.38
  4. Step 4: Simplify right side
    22,502,564.41x = 378,522,326,387,607.38
  5. Step 5: Solve for x
    x = 378,522,326,387,607.38/22,502,564.41
  6. Step 6: Final answer
    x = 16,821,297.32

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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.