Home / 8,449,574.10-12,674,361.15-4,188,095.70

Finding the Fourth Proportional to 8,449,574.10, 12,674,361.15 and 4,188,095.70

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Solution

The fourth proportional to 8,449,574.10, 12,674,361.15 and 4,188,095.70 is: 6,282,143.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,449,574.10 : 12,674,361.15 = 4,188,095.70 : x
  2. Step 2: Convert to fraction form
    8,449,574.10/12,674,361.15 = 4,188,095.70/x
  3. Step 3: Cross multiply
    8,449,574.10x = 12,674,361.15 × 4,188,095.70
  4. Step 4: Simplify right side
    8,449,574.10x = 53,081,437,432,562.06
  5. Step 5: Solve for x
    x = 53,081,437,432,562.06/8,449,574.10
  6. Step 6: Final answer
    x = 6,282,143.55

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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.