Home / 6,416,144.28-9,624,216.48-2,156,312.64

Finding the Fourth Proportional to 6,416,144.28, 9,624,216.48 and 2,156,312.64

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Solution

The fourth proportional to 6,416,144.28, 9,624,216.48 and 2,156,312.64 is: 3,234,468.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,416,144.28 : 9,624,216.48 = 2,156,312.64 : x
  2. Step 2: Convert to fraction form
    6,416,144.28/9,624,216.48 = 2,156,312.64/x
  3. Step 3: Cross multiply
    6,416,144.28x = 9,624,216.48 × 2,156,312.64
  4. Step 4: Simplify right side
    6,416,144.28x = 20,752,819,645,920.31
  5. Step 5: Solve for x
    x = 20,752,819,645,920.31/6,416,144.28
  6. Step 6: Final answer
    x = 3,234,468.98

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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.