Home / 13,187,495.26-19,779,447.21-3,471,294.57

Finding the Fourth Proportional to 13,187,495.26, 19,779,447.21 and 3,471,294.57

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Solution

The fourth proportional to 13,187,495.26, 19,779,447.21 and 3,471,294.57 is: 5,206,469.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,187,495.26 : 19,779,447.21 = 3,471,294.57 : x
  2. Step 2: Convert to fraction form
    13,187,495.26/19,779,447.21 = 3,471,294.57/x
  3. Step 3: Cross multiply
    13,187,495.26x = 19,779,447.21 × 3,471,294.57
  4. Step 4: Simplify right side
    13,187,495.26x = 68,660,287,697,674.65
  5. Step 5: Solve for x
    x = 68,660,287,697,674.65/13,187,495.26
  6. Step 6: Final answer
    x = 5,206,469.18

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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.