Home / 15,837,862.89-21,856,250.78-8,594,518.89

Finding the Fourth Proportional to 15,837,862.89, 21,856,250.78 and 8,594,518.89

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Solution

The fourth proportional to 15,837,862.89, 21,856,250.78 and 8,594,518.89 is: 11,860,436.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,837,862.89 : 21,856,250.78 = 8,594,518.89 : x
  2. Step 2: Convert to fraction form
    15,837,862.89/21,856,250.78 = 8,594,518.89/x
  3. Step 3: Cross multiply
    15,837,862.89x = 21,856,250.78 × 8,594,518.89
  4. Step 4: Simplify right side
    15,837,862.89x = 187,843,960,150,314.62
  5. Step 5: Solve for x
    x = 187,843,960,150,314.62/15,837,862.89
  6. Step 6: Final answer
    x = 11,860,436.06

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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.