Home / 16,188,790.12-22,341,803.88-9,219,762.34

Finding the Fourth Proportional to 16,188,790.12, 22,341,803.88 and 9,219,762.34

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Solution

The fourth proportional to 16,188,790.12, 22,341,803.88 and 9,219,762.34 is: 12,723,997.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,188,790.12 : 22,341,803.88 = 9,219,762.34 : x
  2. Step 2: Convert to fraction form
    16,188,790.12/22,341,803.88 = 9,219,762.34/x
  3. Step 3: Cross multiply
    16,188,790.12x = 22,341,803.88 × 9,219,762.34
  4. Step 4: Simplify right side
    16,188,790.12x = 205,986,122,020,489.88
  5. Step 5: Solve for x
    x = 205,986,122,020,489.88/16,188,790.12
  6. Step 6: Final answer
    x = 12,723,997.32

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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.