Home / 12,083,806.60-18,125,709.90-6,974,974.60

Finding the Fourth Proportional to 12,083,806.60, 18,125,709.90 and 6,974,974.60

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Solution

The fourth proportional to 12,083,806.60, 18,125,709.90 and 6,974,974.60 is: 10,462,461.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,083,806.60 : 18,125,709.90 = 6,974,974.60 : x
  2. Step 2: Convert to fraction form
    12,083,806.60/18,125,709.90 = 6,974,974.60/x
  3. Step 3: Cross multiply
    12,083,806.60x = 18,125,709.90 × 6,974,974.60
  4. Step 4: Simplify right side
    12,083,806.60x = 126,426,366,159,468.52
  5. Step 5: Solve for x
    x = 126,426,366,159,468.52/12,083,806.60
  6. Step 6: Final answer
    x = 10,462,461.90

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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.