Home / 12,371,427.60-18,557,141.40-10,777,104.60

Finding the Fourth Proportional to 12,371,427.60, 18,557,141.40 and 10,777,104.60

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Solution

The fourth proportional to 12,371,427.60, 18,557,141.40 and 10,777,104.60 is: 16,165,656.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,371,427.60 : 18,557,141.40 = 10,777,104.60 : x
  2. Step 2: Convert to fraction form
    12,371,427.60/18,557,141.40 = 10,777,104.60/x
  3. Step 3: Cross multiply
    12,371,427.60x = 18,557,141.40 × 10,777,104.60
  4. Step 4: Simplify right side
    12,371,427.60x = 199,992,253,944,790.41
  5. Step 5: Solve for x
    x = 199,992,253,944,790.41/12,371,427.60
  6. Step 6: Final answer
    x = 16,165,656.90

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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.