Home / 15,545,212.80-23,282,389.80-9,167,920.80

Finding the Fourth Proportional to 15,545,212.80, 23,282,389.80 and 9,167,920.80

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Solution

The fourth proportional to 15,545,212.80, 23,282,389.80 and 9,167,920.80 is: 13,730,986.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,545,212.80 : 23,282,389.80 = 9,167,920.80 : x
  2. Step 2: Convert to fraction form
    15,545,212.80/23,282,389.80 = 9,167,920.80/x
  3. Step 3: Cross multiply
    15,545,212.80x = 23,282,389.80 × 9,167,920.80
  4. Step 4: Simplify right side
    15,545,212.80x = 213,451,105,721,127.88
  5. Step 5: Solve for x
    x = 213,451,105,721,127.88/15,545,212.80
  6. Step 6: Final answer
    x = 13,730,986.41

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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.