Home / 16,161,108.92-22,302,803.62-8,819,415.22

Finding the Fourth Proportional to 16,161,108.92, 22,302,803.62 and 8,819,415.22

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Solution

The fourth proportional to 16,161,108.92, 22,302,803.62 and 8,819,415.22 is: 12,171,051.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161,108.92 : 22,302,803.62 = 8,819,415.22 : x
  2. Step 2: Convert to fraction form
    16,161,108.92/22,302,803.62 = 8,819,415.22/x
  3. Step 3: Cross multiply
    16,161,108.92x = 22,302,803.62 × 8,819,415.22
  4. Step 4: Simplify right side
    16,161,108.92x = 196,697,685,694,899.12
  5. Step 5: Solve for x
    x = 196,697,685,694,899.12/16,161,108.92
  6. Step 6: Final answer
    x = 12,171,051.30

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1.5x scale

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.