Home / 16,065,042.30-22,169,136.58-8,722,707.39

Finding the Fourth Proportional to 16,065,042.30, 22,169,136.58 and 8,722,707.39

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Solution

The fourth proportional to 16,065,042.30, 22,169,136.58 and 8,722,707.39 is: 12,036,998.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,065,042.30 : 22,169,136.58 = 8,722,707.39 : x
  2. Step 2: Convert to fraction form
    16,065,042.30/22,169,136.58 = 8,722,707.39/x
  3. Step 3: Cross multiply
    16,065,042.30x = 22,169,136.58 × 8,722,707.39
  4. Step 4: Simplify right side
    16,065,042.30x = 193,374,891,432,671.78
  5. Step 5: Solve for x
    x = 193,374,891,432,671.78/16,065,042.30
  6. Step 6: Final answer
    x = 12,036,998.58

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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.