Home / 15,837,834.32-21,856,211.88-8,594,490.32

Finding the Fourth Proportional to 15,837,834.32, 21,856,211.88 and 8,594,490.32

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Solution

The fourth proportional to 15,837,834.32, 21,856,211.88 and 8,594,490.32 is: 11,860,396.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,837,834.32 : 21,856,211.88 = 8,594,490.32 : x
  2. Step 2: Convert to fraction form
    15,837,834.32/21,856,211.88 = 8,594,490.32/x
  3. Step 3: Cross multiply
    15,837,834.32x = 21,856,211.88 × 8,594,490.32
  4. Step 4: Simplify right side
    15,837,834.32x = 187,843,001,434,529
  5. Step 5: Solve for x
    x = 187,843,001,434,529/15,837,834.32
  6. Step 6: Final answer
    x = 11,860,396.92

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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.