Home / 27,156,779.68-37,467,183.90-15,394,786.60

Finding the Fourth Proportional to 27,156,779.68, 37,467,183.90 and 15,394,786.60

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Solution

The fourth proportional to 27,156,779.68, 37,467,183.90 and 15,394,786.60 is: 21,239,606.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,156,779.68 : 37,467,183.90 = 15,394,786.60 : x
  2. Step 2: Convert to fraction form
    27,156,779.68/37,467,183.90 = 15,394,786.60/x
  3. Step 3: Cross multiply
    27,156,779.68x = 37,467,183.90 × 15,394,786.60
  4. Step 4: Simplify right side
    27,156,779.68x = 576,799,300,643,455.75
  5. Step 5: Solve for x
    x = 576,799,300,643,455.75/27,156,779.68
  6. Step 6: Final answer
    x = 21,239,606.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.