Home / 16,062,135.80-22,166,132.93-8,720,278.38

Finding the Fourth Proportional to 16,062,135.80, 22,166,132.93 and 8,720,278.38

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Solution

The fourth proportional to 16,062,135.80, 22,166,132.93 and 8,720,278.38 is: 12,034,193.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,062,135.80 : 22,166,132.93 = 8,720,278.38 : x
  2. Step 2: Convert to fraction form
    16,062,135.80/22,166,132.93 = 8,720,278.38/x
  3. Step 3: Cross multiply
    16,062,135.80x = 22,166,132.93 × 8,720,278.38
  4. Step 4: Simplify right side
    16,062,135.80x = 193,294,849,714,083.69
  5. Step 5: Solve for x
    x = 193,294,849,714,083.69/16,062,135.80
  6. Step 6: Final answer
    x = 12,034,193.47

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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.