Home / 8,237,716.80-12,358,632.88-5,813,601.57

Finding the Fourth Proportional to 8,237,716.80, 12,358,632.88 and 5,813,601.57

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Solution

The fourth proportional to 8,237,716.80, 12,358,632.88 and 5,813,601.57 is: 8,721,854.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237,716.80 : 12,358,632.88 = 5,813,601.57 : x
  2. Step 2: Convert to fraction form
    8,237,716.80/12,358,632.88 = 5,813,601.57/x
  3. Step 3: Cross multiply
    8,237,716.80x = 12,358,632.88 × 5,813,601.57
  4. Step 4: Simplify right side
    8,237,716.80x = 71,848,167,499,687.62
  5. Step 5: Solve for x
    x = 71,848,167,499,687.62/8,237,716.80
  6. Step 6: Final answer
    x = 8,721,854.52

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1.5x scale

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.