Home / 28,749,936.30-43,103,633.85-13,586,153.10

Finding the Fourth Proportional to 28,749,936.30, 43,103,633.85 and 13,586,153.10

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Solution

The fourth proportional to 28,749,936.30, 43,103,633.85 and 13,586,153.10 is: 20,369,177.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,749,936.30 : 43,103,633.85 = 13,586,153.10 : x
  2. Step 2: Convert to fraction form
    28,749,936.30/43,103,633.85 = 13,586,153.10/x
  3. Step 3: Cross multiply
    28,749,936.30x = 43,103,633.85 × 13,586,153.10
  4. Step 4: Simplify right side
    28,749,936.30x = 585,612,568,652,442.50
  5. Step 5: Solve for x
    x = 585,612,568,652,442.50/28,749,936.30
  6. Step 6: Final answer
    x = 20,369,177.95

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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.