Home / 15,548,363.70-23,322,545.55-7,990,091.70

Finding the Fourth Proportional to 15,548,363.70, 23,322,545.55 and 7,990,091.70

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Solution

The fourth proportional to 15,548,363.70, 23,322,545.55 and 7,990,091.70 is: 11,985,137.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,548,363.70 : 23,322,545.55 = 7,990,091.70 : x
  2. Step 2: Convert to fraction form
    15,548,363.70/23,322,545.55 = 7,990,091.70/x
  3. Step 3: Cross multiply
    15,548,363.70x = 23,322,545.55 × 7,990,091.70
  4. Step 4: Simplify right side
    15,548,363.70x = 186,349,277,621,926.94
  5. Step 5: Solve for x
    x = 186,349,277,621,926.94/15,548,363.70
  6. Step 6: Final answer
    x = 11,985,137.55

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Similar ratio
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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.