Home / 31,458,315.51-43,413,822.28-17,519,670.57

Finding the Fourth Proportional to 31,458,315.51, 43,413,822.28 and 17,519,670.57

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Solution

The fourth proportional to 31,458,315.51, 43,413,822.28 and 17,519,670.57 is: 24,177,895.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,458,315.51 : 43,413,822.28 = 17,519,670.57 : x
  2. Step 2: Convert to fraction form
    31,458,315.51/43,413,822.28 = 17,519,670.57/x
  3. Step 3: Cross multiply
    31,458,315.51x = 43,413,822.28 × 17,519,670.57
  4. Step 4: Simplify right side
    31,458,315.51x = 760,595,864,377,792.62
  5. Step 5: Solve for x
    x = 760,595,864,377,792.62/31,458,315.51
  6. Step 6: Final answer
    x = 24,177,895.48

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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.