Home / 5,167,476.78-7,123,726.71-3,634,827.18

Finding the Fourth Proportional to 5,167,476.78, 7,123,726.71 and 3,634,827.18

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Solution

The fourth proportional to 5,167,476.78, 7,123,726.71 and 3,634,827.18 is: 5,010,862.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,167,476.78 : 7,123,726.71 = 3,634,827.18 : x
  2. Step 2: Convert to fraction form
    5,167,476.78/7,123,726.71 = 3,634,827.18/x
  3. Step 3: Cross multiply
    5,167,476.78x = 7,123,726.71 × 3,634,827.18
  4. Step 4: Simplify right side
    5,167,476.78x = 25,893,515,468,399.98
  5. Step 5: Solve for x
    x = 25,893,515,468,399.98/5,167,476.78
  6. Step 6: Final answer
    x = 5,010,862.47

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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.