Home / 12,335,509.17-18,504,503.06-4,247,414.55

Finding the Fourth Proportional to 12,335,509.17, 18,504,503.06 and 4,247,414.55

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Solution

The fourth proportional to 12,335,509.17, 18,504,503.06 and 4,247,414.55 is: 6,371,548.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,335,509.17 : 18,504,503.06 = 4,247,414.55 : x
  2. Step 2: Convert to fraction form
    12,335,509.17/18,504,503.06 = 4,247,414.55/x
  3. Step 3: Cross multiply
    12,335,509.17x = 18,504,503.06 × 4,247,414.55
  4. Step 4: Simplify right side
    12,335,509.17x = 78,596,295,516,326.45
  5. Step 5: Solve for x
    x = 78,596,295,516,326.45/12,335,509.17
  6. Step 6: Final answer
    x = 6,371,548.55

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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.