Home / 27,357,758.96-41,047,942.80-11,997,100.40

Finding the Fourth Proportional to 27,357,758.96, 41,047,942.80 and 11,997,100.40

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Solution

The fourth proportional to 27,357,758.96, 41,047,942.80 and 11,997,100.40 is: 18,000,607.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,357,758.96 : 41,047,942.80 = 11,997,100.40 : x
  2. Step 2: Convert to fraction form
    27,357,758.96/41,047,942.80 = 11,997,100.40/x
  3. Step 3: Cross multiply
    27,357,758.96x = 41,047,942.80 × 11,997,100.40
  4. Step 4: Simplify right side
    27,357,758.96x = 492,456,290,985,057.12
  5. Step 5: Solve for x
    x = 492,456,290,985,057.12/27,357,758.96
  6. Step 6: Final answer
    x = 18,000,607.86

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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.