Home / 17,909,404.94-26,869,378.07-5,778,640.82

Finding the Fourth Proportional to 17,909,404.94, 26,869,378.07 and 5,778,640.82

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Solution

The fourth proportional to 17,909,404.94, 26,869,378.07 and 5,778,640.82 is: 8,669,661.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,909,404.94 : 26,869,378.07 = 5,778,640.82 : x
  2. Step 2: Convert to fraction form
    17,909,404.94/26,869,378.07 = 5,778,640.82/x
  3. Step 3: Cross multiply
    17,909,404.94x = 26,869,378.07 × 5,778,640.82
  4. Step 4: Simplify right side
    17,909,404.94x = 155,268,484,923,314.81
  5. Step 5: Solve for x
    x = 155,268,484,923,314.81/17,909,404.94
  6. Step 6: Final answer
    x = 8,669,661.86

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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.