Home / 5,448,824.72-8,160,639.60-5,259,867.92

Finding the Fourth Proportional to 5,448,824.72, 8,160,639.60 and 5,259,867.92

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Solution

The fourth proportional to 5,448,824.72, 8,160,639.60 and 5,259,867.92 is: 7,877,641.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448,824.72 : 8,160,639.60 = 5,259,867.92 : x
  2. Step 2: Convert to fraction form
    5,448,824.72/8,160,639.60 = 5,259,867.92/x
  3. Step 3: Cross multiply
    5,448,824.72x = 8,160,639.60 × 5,259,867.92
  4. Step 4: Simplify right side
    5,448,824.72x = 42,923,886,438,721.63
  5. Step 5: Solve for x
    x = 42,923,886,438,721.63/5,448,824.72
  6. Step 6: Final answer
    x = 7,877,641.26

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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.