Home / 31,460,002.84-47,190,004.26-17,987,383

Finding the Fourth Proportional to 31,460,002.84, 47,190,004.26 and 17,987,383

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Solution

The fourth proportional to 31,460,002.84, 47,190,004.26 and 17,987,383 is: 26,981,074.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,460,002.84 : 47,190,004.26 = 17,987,383 : x
  2. Step 2: Convert to fraction form
    31,460,002.84/47,190,004.26 = 17,987,383/x
  3. Step 3: Cross multiply
    31,460,002.84x = 47,190,004.26 × 17,987,383
  4. Step 4: Simplify right side
    31,460,002.84x = 848,824,680,396,251.50
  5. Step 5: Solve for x
    x = 848,824,680,396,251.50/31,460,002.84
  6. Step 6: Final answer
    x = 26,981,074.50

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Similar ratio
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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.