Home / 12,321,224.10-18,453,538.40-6,154,276.82

Finding the Fourth Proportional to 12,321,224.10, 18,453,538.40 and 6,154,276.82

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Solution

The fourth proportional to 12,321,224.10, 18,453,538.40 and 6,154,276.82 is: 9,217,280.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,321,224.10 : 18,453,538.40 = 6,154,276.82 : x
  2. Step 2: Convert to fraction form
    12,321,224.10/18,453,538.40 = 6,154,276.82/x
  3. Step 3: Cross multiply
    12,321,224.10x = 18,453,538.40 × 6,154,276.82
  4. Step 4: Simplify right side
    12,321,224.10x = 113,568,183,499,060.81
  5. Step 5: Solve for x
    x = 113,568,183,499,060.81/12,321,224.10
  6. Step 6: Final answer
    x = 9,217,280.89

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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.