Home / 27,666,717.32-38,179,921.14-16,067,129.48

Finding the Fourth Proportional to 27,666,717.32, 38,179,921.14 and 16,067,129.48

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Solution

The fourth proportional to 27,666,717.32, 38,179,921.14 and 16,067,129.48 is: 22,172,552.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,666,717.32 : 38,179,921.14 = 16,067,129.48 : x
  2. Step 2: Convert to fraction form
    27,666,717.32/38,179,921.14 = 16,067,129.48/x
  3. Step 3: Cross multiply
    27,666,717.32x = 38,179,921.14 × 16,067,129.48
  4. Step 4: Simplify right side
    27,666,717.32x = 613,441,736,492,569.25
  5. Step 5: Solve for x
    x = 613,441,736,492,569.25/27,666,717.32
  6. Step 6: Final answer
    x = 22,172,552.29

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1.5x scale

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.