Home / 15,986,300.16-22,061,078.62-8,644,115.70

Finding the Fourth Proportional to 15,986,300.16, 22,061,078.62 and 8,644,115.70

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Solution

The fourth proportional to 15,986,300.16, 22,061,078.62 and 8,644,115.70 is: 11,928,871.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,986,300.16 : 22,061,078.62 = 8,644,115.70 : x
  2. Step 2: Convert to fraction form
    15,986,300.16/22,061,078.62 = 8,644,115.70/x
  3. Step 3: Cross multiply
    15,986,300.16x = 22,061,078.62 × 8,644,115.70
  4. Step 4: Simplify right side
    15,986,300.16x = 190,698,516,058,076.31
  5. Step 5: Solve for x
    x = 190,698,516,058,076.31/15,986,300.16
  6. Step 6: Final answer
    x = 11,928,871.23

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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.