Home / 4,989,776.80-7,484,665.20-3,100,208.80

Finding the Fourth Proportional to 4,989,776.80, 7,484,665.20 and 3,100,208.80

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Solution

The fourth proportional to 4,989,776.80, 7,484,665.20 and 3,100,208.80 is: 4,650,313.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989,776.80 : 7,484,665.20 = 3,100,208.80 : x
  2. Step 2: Convert to fraction form
    4,989,776.80/7,484,665.20 = 3,100,208.80/x
  3. Step 3: Cross multiply
    4,989,776.80x = 7,484,665.20 × 3,100,208.80
  4. Step 4: Simplify right side
    4,989,776.80x = 23,204,024,918,093.76
  5. Step 5: Solve for x
    x = 23,204,024,918,093.76/4,989,776.80
  6. Step 6: Final answer
    x = 4,650,313.20

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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.