Home / 6,885,906.10-10,320,001.80-4,187,366.80

Finding the Fourth Proportional to 6,885,906.10, 10,320,001.80 and 4,187,366.80

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Solution

The fourth proportional to 6,885,906.10, 10,320,001.80 and 4,187,366.80 is: 6,275,663.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885,906.10 : 10,320,001.80 = 4,187,366.80 : x
  2. Step 2: Convert to fraction form
    6,885,906.10/10,320,001.80 = 4,187,366.80/x
  3. Step 3: Cross multiply
    6,885,906.10x = 10,320,001.80 × 4,187,366.80
  4. Step 4: Simplify right side
    6,885,906.10x = 43,213,632,913,260.24
  5. Step 5: Solve for x
    x = 43,213,632,913,260.24/6,885,906.10
  6. Step 6: Final answer
    x = 6,275,663.98

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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.