Home / 15,837,867-21,856,256.46-8,594,523

Finding the Fourth Proportional to 15,837,867, 21,856,256.46 and 8,594,523

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Solution

The fourth proportional to 15,837,867, 21,856,256.46 and 8,594,523 is: 11,860,441.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,837,867 : 21,856,256.46 = 8,594,523 : x
  2. Step 2: Convert to fraction form
    15,837,867/21,856,256.46 = 8,594,523/x
  3. Step 3: Cross multiply
    15,837,867x = 21,856,256.46 × 8,594,523
  4. Step 4: Simplify right side
    15,837,867x = 187,844,098,839,368.59
  5. Step 5: Solve for x
    x = 187,844,098,839,368.59/15,837,867
  6. Step 6: Final answer
    x = 11,860,441.74

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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.