Home / 28,782,599.88-39,719,991.96-16,393,847.52

Finding the Fourth Proportional to 28,782,599.88, 39,719,991.96 and 16,393,847.52

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Solution

The fourth proportional to 28,782,599.88, 39,719,991.96 and 16,393,847.52 is: 22,623,511.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,782,599.88 : 39,719,991.96 = 16,393,847.52 : x
  2. Step 2: Convert to fraction form
    28,782,599.88/39,719,991.96 = 16,393,847.52/x
  3. Step 3: Cross multiply
    28,782,599.88x = 39,719,991.96 × 16,393,847.52
  4. Step 4: Simplify right side
    28,782,599.88x = 651,163,491,687,865.88
  5. Step 5: Solve for x
    x = 651,163,491,687,865.88/28,782,599.88
  6. Step 6: Final answer
    x = 22,623,511.93

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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.