Home / 12,298,257.60-18,458,540.10-6,237,205.80

Finding the Fourth Proportional to 12,298,257.60, 18,458,540.10 and 6,237,205.80

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Solution

The fourth proportional to 12,298,257.60, 18,458,540.10 and 6,237,205.80 is: 9,361,465.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,298,257.60 : 18,458,540.10 = 6,237,205.80 : x
  2. Step 2: Convert to fraction form
    12,298,257.60/18,458,540.10 = 6,237,205.80/x
  3. Step 3: Cross multiply
    12,298,257.60x = 18,458,540.10 × 6,237,205.80
  4. Step 4: Simplify right side
    12,298,257.60x = 115,129,713,371,252.58
  5. Step 5: Solve for x
    x = 115,129,713,371,252.58/12,298,257.60
  6. Step 6: Final answer
    x = 9,361,465.43

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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.