Home / 13,810,194.54-20,715,357.33-4,225,557.78

Finding the Fourth Proportional to 13,810,194.54, 20,715,357.33 and 4,225,557.78

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Solution

The fourth proportional to 13,810,194.54, 20,715,357.33 and 4,225,557.78 is: 6,338,356.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,810,194.54 : 20,715,357.33 = 4,225,557.78 : x
  2. Step 2: Convert to fraction form
    13,810,194.54/20,715,357.33 = 4,225,557.78/x
  3. Step 3: Cross multiply
    13,810,194.54x = 20,715,357.33 × 4,225,557.78
  4. Step 4: Simplify right side
    13,810,194.54x = 87,533,939,331,261.53
  5. Step 5: Solve for x
    x = 87,533,939,331,261.53/13,810,194.54
  6. Step 6: Final answer
    x = 6,338,356.72

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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.