Home / 12,122,632.52-16,729,623-6,895,506.28

Finding the Fourth Proportional to 12,122,632.52, 16,729,623 and 6,895,506.28

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Solution

The fourth proportional to 12,122,632.52, 16,729,623 and 6,895,506.28 is: 9,516,020.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,122,632.52 : 16,729,623 = 6,895,506.28 : x
  2. Step 2: Convert to fraction form
    12,122,632.52/16,729,623 = 6,895,506.28/x
  3. Step 3: Cross multiply
    12,122,632.52x = 16,729,623 × 6,895,506.28
  4. Step 4: Simplify right side
    12,122,632.52x = 115,359,220,458,532.44
  5. Step 5: Solve for x
    x = 115,359,220,458,532.44/12,122,632.52
  6. Step 6: Final answer
    x = 9,516,020.57

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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.