Home / 16,678,718.37-23,017,112.07-9,336,508.31

Finding the Fourth Proportional to 16,678,718.37, 23,017,112.07 and 9,336,508.31

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Solution

The fourth proportional to 16,678,718.37, 23,017,112.07 and 9,336,508.31 is: 12,884,650.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,678,718.37 : 23,017,112.07 = 9,336,508.31 : x
  2. Step 2: Convert to fraction form
    16,678,718.37/23,017,112.07 = 9,336,508.31/x
  3. Step 3: Cross multiply
    16,678,718.37x = 23,017,112.07 × 9,336,508.31
  4. Step 4: Simplify right side
    16,678,718.37x = 214,899,457,998,670.75
  5. Step 5: Solve for x
    x = 214,899,457,998,670.75/16,678,718.37
  6. Step 6: Final answer
    x = 12,884,650.56

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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.