Home / 13,855,567.24-19,120,352.52-7,744,564.36

Finding the Fourth Proportional to 13,855,567.24, 19,120,352.52 and 7,744,564.36

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Solution

The fourth proportional to 13,855,567.24, 19,120,352.52 and 7,744,564.36 is: 10,687,314.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,855,567.24 : 19,120,352.52 = 7,744,564.36 : x
  2. Step 2: Convert to fraction form
    13,855,567.24/19,120,352.52 = 7,744,564.36/x
  3. Step 3: Cross multiply
    13,855,567.24x = 19,120,352.52 × 7,744,564.36
  4. Step 4: Simplify right side
    13,855,567.24x = 148,078,800,677,028.19
  5. Step 5: Solve for x
    x = 148,078,800,677,028.19/13,855,567.24
  6. Step 6: Final answer
    x = 10,687,314.21

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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.