Home / 13,787,645.26-20,684,569.02-4,203,992.56

Finding the Fourth Proportional to 13,787,645.26, 20,684,569.02 and 4,203,992.56

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Solution

The fourth proportional to 13,787,645.26, 20,684,569.02 and 4,203,992.56 is: 6,306,934.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,787,645.26 : 20,684,569.02 = 4,203,992.56 : x
  2. Step 2: Convert to fraction form
    13,787,645.26/20,684,569.02 = 4,203,992.56/x
  3. Step 3: Cross multiply
    13,787,645.26x = 20,684,569.02 × 4,203,992.56
  4. Step 4: Simplify right side
    13,787,645.26x = 86,957,774,266,886.48
  5. Step 5: Solve for x
    x = 86,957,774,266,886.48/13,787,645.26
  6. Step 6: Final answer
    x = 6,306,934.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.