Home / 17,888,934.15-26,833,401.23-12,220,230.15

Finding the Fourth Proportional to 17,888,934.15, 26,833,401.23 and 12,220,230.15

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Solution

The fourth proportional to 17,888,934.15, 26,833,401.23 and 12,220,230.15 is: 18,330,345.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,888,934.15 : 26,833,401.23 = 12,220,230.15 : x
  2. Step 2: Convert to fraction form
    17,888,934.15/26,833,401.23 = 12,220,230.15/x
  3. Step 3: Cross multiply
    17,888,934.15x = 26,833,401.23 × 12,220,230.15
  4. Step 4: Simplify right side
    17,888,934.15x = 327,910,338,676,791.94
  5. Step 5: Solve for x
    x = 327,910,338,676,791.94/17,888,934.15
  6. Step 6: Final answer
    x = 18,330,345.23

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1.5x scale

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.