Home / 12,062,137.18-16,645,877.87-6,555,512.32

Finding the Fourth Proportional to 12,062,137.18, 16,645,877.87 and 6,555,512.32

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Solution

The fourth proportional to 12,062,137.18, 16,645,877.87 and 6,555,512.32 is: 9,046,676.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,062,137.18 : 16,645,877.87 = 6,555,512.32 : x
  2. Step 2: Convert to fraction form
    12,062,137.18/16,645,877.87 = 6,555,512.32/x
  3. Step 3: Cross multiply
    12,062,137.18x = 16,645,877.87 × 6,555,512.32
  4. Step 4: Simplify right side
    12,062,137.18x = 109,122,257,442,030.14
  5. Step 5: Solve for x
    x = 109,122,257,442,030.14/12,062,137.18
  6. Step 6: Final answer
    x = 9,046,676.87

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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.