Home / 18,538,230.80-27,807,346.20-10,961,296.40

Finding the Fourth Proportional to 18,538,230.80, 27,807,346.20 and 10,961,296.40

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Solution

The fourth proportional to 18,538,230.80, 27,807,346.20 and 10,961,296.40 is: 16,441,944.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,538,230.80 : 27,807,346.20 = 10,961,296.40 : x
  2. Step 2: Convert to fraction form
    18,538,230.80/27,807,346.20 = 10,961,296.40/x
  3. Step 3: Cross multiply
    18,538,230.80x = 27,807,346.20 × 10,961,296.40
  4. Step 4: Simplify right side
    18,538,230.80x = 304,804,563,795,613.69
  5. Step 5: Solve for x
    x = 304,804,563,795,613.69/18,538,230.80
  6. Step 6: Final answer
    x = 16,441,944.60

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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.