Home / 5,981,124.80-8,971,687.20-3,111,343.40

Finding the Fourth Proportional to 5,981,124.80, 8,971,687.20 and 3,111,343.40

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Solution

The fourth proportional to 5,981,124.80, 8,971,687.20 and 3,111,343.40 is: 4,667,015.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,981,124.80 : 8,971,687.20 = 3,111,343.40 : x
  2. Step 2: Convert to fraction form
    5,981,124.80/8,971,687.20 = 3,111,343.40/x
  3. Step 3: Cross multiply
    5,981,124.80x = 8,971,687.20 × 3,111,343.40
  4. Step 4: Simplify right side
    5,981,124.80x = 27,913,999,756,584.48
  5. Step 5: Solve for x
    x = 27,913,999,756,584.48/5,981,124.80
  6. Step 6: Final answer
    x = 4,667,015.10

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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.