Home / 8,846,420.21-12,207,667.20-4,926,378.53

Finding the Fourth Proportional to 8,846,420.21, 12,207,667.20 and 4,926,378.53

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Solution

The fourth proportional to 8,846,420.21, 12,207,667.20 and 4,926,378.53 is: 6,798,183.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,846,420.21 : 12,207,667.20 = 4,926,378.53 : x
  2. Step 2: Convert to fraction form
    8,846,420.21/12,207,667.20 = 4,926,378.53/x
  3. Step 3: Cross multiply
    8,846,420.21x = 12,207,667.20 × 4,926,378.53
  4. Step 4: Simplify right side
    8,846,420.21x = 60,139,589,534,426.88
  5. Step 5: Solve for x
    x = 60,139,589,534,426.88/8,846,420.21
  6. Step 6: Final answer
    x = 6,798,183.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.