Home / 4,674,812.10-7,012,218.15-4,485,855.30

Finding the Fourth Proportional to 4,674,812.10, 7,012,218.15 and 4,485,855.30

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Solution

The fourth proportional to 4,674,812.10, 7,012,218.15 and 4,485,855.30 is: 6,728,782.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674,812.10 : 7,012,218.15 = 4,485,855.30 : x
  2. Step 2: Convert to fraction form
    4,674,812.10/7,012,218.15 = 4,485,855.30/x
  3. Step 3: Cross multiply
    4,674,812.10x = 7,012,218.15 × 4,485,855.30
  4. Step 4: Simplify right side
    4,674,812.10x = 31,455,795,952,933.70
  5. Step 5: Solve for x
    x = 31,455,795,952,933.70/4,674,812.10
  6. Step 6: Final answer
    x = 6,728,782.95

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Double scale
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Similar ratio
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1.5x scale

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.