Home / 18,663,433.28-25,587,563.92-18,323,311.04

Finding the Fourth Proportional to 18,663,433.28, 25,587,563.92 and 18,323,311.04

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Solution

The fourth proportional to 18,663,433.28, 25,587,563.92 and 18,323,311.04 is: 25,121,256.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,663,433.28 : 25,587,563.92 = 18,323,311.04 : x
  2. Step 2: Convert to fraction form
    18,663,433.28/25,587,563.92 = 18,323,311.04/x
  3. Step 3: Cross multiply
    18,663,433.28x = 25,587,563.92 × 18,323,311.04
  4. Step 4: Simplify right side
    18,663,433.28x = 468,848,892,462,041.69
  5. Step 5: Solve for x
    x = 468,848,892,462,041.69/18,663,433.28
  6. Step 6: Final answer
    x = 25,121,256.39

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.