Home / 16,842,384-23,241,077.28-9,965,661.12

Finding the Fourth Proportional to 16,842,384, 23,241,077.28 and 9,965,661.12

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Solution

The fourth proportional to 16,842,384, 23,241,077.28 and 9,965,661.12 is: 13,751,776.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,842,384 : 23,241,077.28 = 9,965,661.12 : x
  2. Step 2: Convert to fraction form
    16,842,384/23,241,077.28 = 9,965,661.12/x
  3. Step 3: Cross multiply
    16,842,384x = 23,241,077.28 × 9,965,661.12
  4. Step 4: Simplify right side
    16,842,384x = 231,612,700,236,211.34
  5. Step 5: Solve for x
    x = 231,612,700,236,211.34/16,842,384
  6. Step 6: Final answer
    x = 13,751,776.48

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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.