Home / 18,270,779.24-27,407,430.03-5,317,037.30

Finding the Fourth Proportional to 18,270,779.24, 27,407,430.03 and 5,317,037.30

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Solution

The fourth proportional to 18,270,779.24, 27,407,430.03 and 5,317,037.30 is: 7,975,922.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,270,779.24 : 27,407,430.03 = 5,317,037.30 : x
  2. Step 2: Convert to fraction form
    18,270,779.24/27,407,430.03 = 5,317,037.30/x
  3. Step 3: Cross multiply
    18,270,779.24x = 27,407,430.03 × 5,317,037.30
  4. Step 4: Simplify right side
    18,270,779.24x = 145,726,327,855,107.59
  5. Step 5: Solve for x
    x = 145,726,327,855,107.59/18,270,779.24
  6. Step 6: Final answer
    x = 7,975,922.97

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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.