Home / 16,916,661.66-23,345,010.36-9,181,705.56

Finding the Fourth Proportional to 16,916,661.66, 23,345,010.36 and 9,181,705.56

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Solution

The fourth proportional to 16,916,661.66, 23,345,010.36 and 9,181,705.56 is: 12,670,763.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,916,661.66 : 23,345,010.36 = 9,181,705.56 : x
  2. Step 2: Convert to fraction form
    16,916,661.66/23,345,010.36 = 9,181,705.56/x
  3. Step 3: Cross multiply
    16,916,661.66x = 23,345,010.36 × 9,181,705.56
  4. Step 4: Simplify right side
    16,916,661.66x = 214,347,011,420,669.59
  5. Step 5: Solve for x
    x = 214,347,011,420,669.59/16,916,661.66
  6. Step 6: Final answer
    x = 12,670,763.05

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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.