Home / 48,476,863.53-66,837,563.10-31,044,548.97

Finding the Fourth Proportional to 48,476,863.53, 66,837,563.10 and 31,044,548.97

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Solution

The fourth proportional to 48,476,863.53, 66,837,563.10 and 31,044,548.97 is: 42,802,727.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,476,863.53 : 66,837,563.10 = 31,044,548.97 : x
  2. Step 2: Convert to fraction form
    48,476,863.53/66,837,563.10 = 31,044,548.97/x
  3. Step 3: Cross multiply
    48,476,863.53x = 66,837,563.10 × 31,044,548.97
  4. Step 4: Simplify right side
    48,476,863.53x = 2,074,942,000,693,415
  5. Step 5: Solve for x
    x = 2,074,942,000,693,415/48,476,863.53
  6. Step 6: Final answer
    x = 42,802,727.93

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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.