Home / 12,523,240.91-18,771,750.56-5,240,873.06

Finding the Fourth Proportional to 12,523,240.91, 18,771,750.56 and 5,240,873.06

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Solution

The fourth proportional to 12,523,240.91, 18,771,750.56 and 5,240,873.06 is: 7,855,822.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,523,240.91 : 18,771,750.56 = 5,240,873.06 : x
  2. Step 2: Convert to fraction form
    12,523,240.91/18,771,750.56 = 5,240,873.06/x
  3. Step 3: Cross multiply
    12,523,240.91x = 18,771,750.56 × 5,240,873.06
  4. Step 4: Simplify right side
    12,523,240.91x = 98,380,361,811,897.05
  5. Step 5: Solve for x
    x = 98,380,361,811,897.05/12,523,240.91
  6. Step 6: Final answer
    x = 7,855,822.83

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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.