Home / 8,687,343.96-11,988,536.14-4,819,855.89

Finding the Fourth Proportional to 8,687,343.96, 11,988,536.14 and 4,819,855.89

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Solution

The fourth proportional to 8,687,343.96, 11,988,536.14 and 4,819,855.89 is: 6,651,401.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,687,343.96 : 11,988,536.14 = 4,819,855.89 : x
  2. Step 2: Convert to fraction form
    8,687,343.96/11,988,536.14 = 4,819,855.89/x
  3. Step 3: Cross multiply
    8,687,343.96x = 11,988,536.14 × 4,819,855.89
  4. Step 4: Simplify right side
    8,687,343.96x = 57,783,016,526,856.87
  5. Step 5: Solve for x
    x = 57,783,016,526,856.87/8,687,343.96
  6. Step 6: Final answer
    x = 6,651,401.95

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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.