Home / 31,154,351.22-42,992,801.73-17,403,195.06

Finding the Fourth Proportional to 31,154,351.22, 42,992,801.73 and 17,403,195.06

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Solution

The fourth proportional to 31,154,351.22, 42,992,801.73 and 17,403,195.06 is: 24,016,295.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,154,351.22 : 42,992,801.73 = 17,403,195.06 : x
  2. Step 2: Convert to fraction form
    31,154,351.22/42,992,801.73 = 17,403,195.06/x
  3. Step 3: Cross multiply
    31,154,351.22x = 42,992,801.73 × 17,403,195.06
  4. Step 4: Simplify right side
    31,154,351.22x = 748,212,114,683,095.38
  5. Step 5: Solve for x
    x = 748,212,114,683,095.38/31,154,351.22
  6. Step 6: Final answer
    x = 24,016,295.81

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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.