Home / 10,722,079.80-16,083,119.70-6,171,370.20

Finding the Fourth Proportional to 10,722,079.80, 16,083,119.70 and 6,171,370.20

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Solution

The fourth proportional to 10,722,079.80, 16,083,119.70 and 6,171,370.20 is: 9,257,055.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,722,079.80 : 16,083,119.70 = 6,171,370.20 : x
  2. Step 2: Convert to fraction form
    10,722,079.80/16,083,119.70 = 6,171,370.20/x
  3. Step 3: Cross multiply
    10,722,079.80x = 16,083,119.70 × 6,171,370.20
  4. Step 4: Simplify right side
    10,722,079.80x = 99,254,885,639,612.94
  5. Step 5: Solve for x
    x = 99,254,885,639,612.94/10,722,079.80
  6. Step 6: Final answer
    x = 9,257,055.30

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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.