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Finding the Fourth Proportional to 6,384,716.75, 8,811,095.19 and 3,484,294.45

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Solution

The fourth proportional to 6,384,716.75, 8,811,095.19 and 3,484,294.45 is: 4,808,427.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,384,716.75 : 8,811,095.19 = 3,484,294.45 : x
  2. Step 2: Convert to fraction form
    6,384,716.75/8,811,095.19 = 3,484,294.45/x
  3. Step 3: Cross multiply
    6,384,716.75x = 8,811,095.19 × 3,484,294.45
  4. Step 4: Simplify right side
    6,384,716.75x = 30,700,450,024,883.21
  5. Step 5: Solve for x
    x = 30,700,450,024,883.21/6,384,716.75
  6. Step 6: Final answer
    x = 4,808,427.88

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Double scale
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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.