Home / 15,838,209.41-21,856,729.16-8,594,865.41

Finding the Fourth Proportional to 15,838,209.41, 21,856,729.16 and 8,594,865.41

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Solution

The fourth proportional to 15,838,209.41, 21,856,729.16 and 8,594,865.41 is: 11,860,914.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,838,209.41 : 21,856,729.16 = 8,594,865.41 : x
  2. Step 2: Convert to fraction form
    15,838,209.41/21,856,729.16 = 8,594,865.41/x
  3. Step 3: Cross multiply
    15,838,209.41x = 21,856,729.16 × 8,594,865.41
  4. Step 4: Simplify right side
    15,838,209.41x = 187,855,645,433,022.38
  5. Step 5: Solve for x
    x = 187,855,645,433,022.38/15,838,209.41
  6. Step 6: Final answer
    x = 11,860,914.36

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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.