Home / 13,664,860.56-20,497,290.84-5,581,650.24

Finding the Fourth Proportional to 13,664,860.56, 20,497,290.84 and 5,581,650.24

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Solution

The fourth proportional to 13,664,860.56, 20,497,290.84 and 5,581,650.24 is: 8,372,475.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,664,860.56 : 20,497,290.84 = 5,581,650.24 : x
  2. Step 2: Convert to fraction form
    13,664,860.56/20,497,290.84 = 5,581,650.24/x
  3. Step 3: Cross multiply
    13,664,860.56x = 20,497,290.84 × 5,581,650.24
  4. Step 4: Simplify right side
    13,664,860.56x = 114,408,708,336,435.81
  5. Step 5: Solve for x
    x = 114,408,708,336,435.81/13,664,860.56
  6. Step 6: Final answer
    x = 8,372,475.36

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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.