Home / 16,842,313-23,240,979.30-9,965,590.12

Finding the Fourth Proportional to 16,842,313, 23,240,979.30 and 9,965,590.12

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Solution

The fourth proportional to 16,842,313, 23,240,979.30 and 9,965,590.12 is: 13,751,678.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,842,313 : 23,240,979.30 = 9,965,590.12 : x
  2. Step 2: Convert to fraction form
    16,842,313/23,240,979.30 = 9,965,590.12/x
  3. Step 3: Cross multiply
    16,842,313x = 23,240,979.30 × 9,965,590.12
  4. Step 4: Simplify right side
    16,842,313x = 231,610,073,691,204.50
  5. Step 5: Solve for x
    x = 231,610,073,691,204.50/16,842,313
  6. Step 6: Final answer
    x = 13,751,678.51

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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.