Home / 28,587,577.22-42,877,819.62-16,922,889.56

Finding the Fourth Proportional to 28,587,577.22, 42,877,819.62 and 16,922,889.56

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Solution

The fourth proportional to 28,587,577.22, 42,877,819.62 and 16,922,889.56 is: 25,382,235.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,587,577.22 : 42,877,819.62 = 16,922,889.56 : x
  2. Step 2: Convert to fraction form
    28,587,577.22/42,877,819.62 = 16,922,889.56/x
  3. Step 3: Cross multiply
    28,587,577.22x = 42,877,819.62 × 16,922,889.56
  4. Step 4: Simplify right side
    28,587,577.22x = 725,616,606,002,861.12
  5. Step 5: Solve for x
    x = 725,616,606,002,861.12/28,587,577.22
  6. Step 6: Final answer
    x = 25,382,235.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.