Home / 11,157,309.41-16,728,323.73-5,681,805.20

Finding the Fourth Proportional to 11,157,309.41, 16,728,323.73 and 5,681,805.20

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Solution

The fourth proportional to 11,157,309.41, 16,728,323.73 and 5,681,805.20 is: 8,518,816.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,157,309.41 : 16,728,323.73 = 5,681,805.20 : x
  2. Step 2: Convert to fraction form
    11,157,309.41/16,728,323.73 = 5,681,805.20/x
  3. Step 3: Cross multiply
    11,157,309.41x = 16,728,323.73 × 5,681,805.20
  4. Step 4: Simplify right side
    11,157,309.41x = 95,047,076,672,755.78
  5. Step 5: Solve for x
    x = 95,047,076,672,755.78/11,157,309.41
  6. Step 6: Final answer
    x = 8,518,816.97

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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.