Home / 12,462,003.30-18,693,004.95-4,889,216.10

Finding the Fourth Proportional to 12,462,003.30, 18,693,004.95 and 4,889,216.10

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Solution

The fourth proportional to 12,462,003.30, 18,693,004.95 and 4,889,216.10 is: 7,333,824.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,462,003.30 : 18,693,004.95 = 4,889,216.10 : x
  2. Step 2: Convert to fraction form
    12,462,003.30/18,693,004.95 = 4,889,216.10/x
  3. Step 3: Cross multiply
    12,462,003.30x = 18,693,004.95 × 4,889,216.10
  4. Step 4: Simplify right side
    12,462,003.30x = 91,394,140,758,919.69
  5. Step 5: Solve for x
    x = 91,394,140,758,919.69/12,462,003.30
  6. Step 6: Final answer
    x = 7,333,824.15

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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.