Home / 19,385,786.57-26,756,944.25-12,049,160.54

Finding the Fourth Proportional to 19,385,786.57, 26,756,944.25 and 12,049,160.54

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Solution

The fourth proportional to 19,385,786.57, 26,756,944.25 and 12,049,160.54 is: 16,630,675.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,385,786.57 : 26,756,944.25 = 12,049,160.54 : x
  2. Step 2: Convert to fraction form
    19,385,786.57/26,756,944.25 = 12,049,160.54/x
  3. Step 3: Cross multiply
    19,385,786.57x = 26,756,944.25 × 12,049,160.54
  4. Step 4: Simplify right side
    19,385,786.57x = 322,398,716,634,049.38
  5. Step 5: Solve for x
    x = 322,398,716,634,049.38/19,385,786.57
  6. Step 6: Final answer
    x = 16,630,675.03

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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.