Home / 15,768,755.16-21,760,914.96-8,525,411.16

Finding the Fourth Proportional to 15,768,755.16, 21,760,914.96 and 8,525,411.16

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Solution

The fourth proportional to 15,768,755.16, 21,760,914.96 and 8,525,411.16 is: 11,765,085.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,768,755.16 : 21,760,914.96 = 8,525,411.16 : x
  2. Step 2: Convert to fraction form
    15,768,755.16/21,760,914.96 = 8,525,411.16/x
  3. Step 3: Cross multiply
    15,768,755.16x = 21,760,914.96 × 8,525,411.16
  4. Step 4: Simplify right side
    15,768,755.16x = 185,520,747,251,794.97
  5. Step 5: Solve for x
    x = 185,520,747,251,794.97/15,768,755.16
  6. Step 6: Final answer
    x = 11,765,085.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.