Home / 6,242,459.11-8,614,329.38-3,920,564.95

Finding the Fourth Proportional to 6,242,459.11, 8,614,329.38 and 3,920,564.95

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Solution

The fourth proportional to 6,242,459.11, 8,614,329.38 and 3,920,564.95 is: 5,410,213.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,242,459.11 : 8,614,329.38 = 3,920,564.95 : x
  2. Step 2: Convert to fraction form
    6,242,459.11/8,614,329.38 = 3,920,564.95/x
  3. Step 3: Cross multiply
    6,242,459.11x = 8,614,329.38 × 3,920,564.95
  4. Step 4: Simplify right side
    6,242,459.11x = 33,773,037,808,546.70
  5. Step 5: Solve for x
    x = 33,773,037,808,546.70/6,242,459.11
  6. Step 6: Final answer
    x = 5,410,213.70

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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.