Home / 25,188,584.40-37,866,857.40-21,493,429.20

Finding the Fourth Proportional to 25,188,584.40, 37,866,857.40 and 21,493,429.20

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Solution

The fourth proportional to 25,188,584.40, 37,866,857.40 and 21,493,429.20 is: 32,311,804.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,188,584.40 : 37,866,857.40 = 21,493,429.20 : x
  2. Step 2: Convert to fraction form
    25,188,584.40/37,866,857.40 = 21,493,429.20/x
  3. Step 3: Cross multiply
    25,188,584.40x = 37,866,857.40 × 21,493,429.20
  4. Step 4: Simplify right side
    25,188,584.40x = 813,888,618,553,396
  5. Step 5: Solve for x
    x = 813,888,618,553,396/25,188,584.40
  6. Step 6: Final answer
    x = 32,311,804.65

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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.