Home / 13,627,797.91-20,439,269.75-5,429,753.06

Finding the Fourth Proportional to 13,627,797.91, 20,439,269.75 and 5,429,753.06

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Solution

The fourth proportional to 13,627,797.91, 20,439,269.75 and 5,429,753.06 is: 8,143,662.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,627,797.91 : 20,439,269.75 = 5,429,753.06 : x
  2. Step 2: Convert to fraction form
    13,627,797.91/20,439,269.75 = 5,429,753.06/x
  3. Step 3: Cross multiply
    13,627,797.91x = 20,439,269.75 × 5,429,753.06
  4. Step 4: Simplify right side
    13,627,797.91x = 110,980,187,390,981
  5. Step 5: Solve for x
    x = 110,980,187,390,981/13,627,797.91
  6. Step 6: Final answer
    x = 8,143,662.54

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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.