Home / 13,305,900.30-19,958,850.45-9,054,372.30

Finding the Fourth Proportional to 13,305,900.30, 19,958,850.45 and 9,054,372.30

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Solution

The fourth proportional to 13,305,900.30, 19,958,850.45 and 9,054,372.30 is: 13,581,558.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,305,900.30 : 19,958,850.45 = 9,054,372.30 : x
  2. Step 2: Convert to fraction form
    13,305,900.30/19,958,850.45 = 9,054,372.30/x
  3. Step 3: Cross multiply
    13,305,900.30x = 19,958,850.45 × 9,054,372.30
  4. Step 4: Simplify right side
    13,305,900.30x = 180,714,862,654,322.53
  5. Step 5: Solve for x
    x = 180,714,862,654,322.53/13,305,900.30
  6. Step 6: Final answer
    x = 13,581,558.45

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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.