Home / 12,320,013.60-18,483,169.68-4,744,945.44

Finding the Fourth Proportional to 12,320,013.60, 18,483,169.68 and 4,744,945.44

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Solution

The fourth proportional to 12,320,013.60, 18,483,169.68 and 4,744,945.44 is: 7,118,631.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,320,013.60 : 18,483,169.68 = 4,744,945.44 : x
  2. Step 2: Convert to fraction form
    12,320,013.60/18,483,169.68 = 4,744,945.44/x
  3. Step 3: Cross multiply
    12,320,013.60x = 18,483,169.68 × 4,744,945.44
  4. Step 4: Simplify right side
    12,320,013.60x = 87,701,631,689,862.27
  5. Step 5: Solve for x
    x = 87,701,631,689,862.27/12,320,013.60
  6. Step 6: Final answer
    x = 7,118,631.08

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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.