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Finding the Fourth Proportional to 27,987,803.04, 41,886,902.08 and 17,211,938.88

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Solution

The fourth proportional to 27,987,803.04, 41,886,902.08 and 17,211,938.88 is: 25,759,606.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,987,803.04 : 41,886,902.08 = 17,211,938.88 : x
  2. Step 2: Convert to fraction form
    27,987,803.04/41,886,902.08 = 17,211,938.88/x
  3. Step 3: Cross multiply
    27,987,803.04x = 41,886,902.08 × 17,211,938.88
  4. Step 4: Simplify right side
    27,987,803.04x = 720,954,798,473,504.75
  5. Step 5: Solve for x
    x = 720,954,798,473,504.75/27,987,803.04
  6. Step 6: Final answer
    x = 25,759,606.69

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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.