Home / 27,544,864.69-38,012,502.11-15,154,993.75

Finding the Fourth Proportional to 27,544,864.69, 38,012,502.11 and 15,154,993.75

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Solution

The fourth proportional to 27,544,864.69, 38,012,502.11 and 15,154,993.75 is: 20,914,215.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,544,864.69 : 38,012,502.11 = 15,154,993.75 : x
  2. Step 2: Convert to fraction form
    27,544,864.69/38,012,502.11 = 15,154,993.75/x
  3. Step 3: Cross multiply
    27,544,864.69x = 38,012,502.11 × 15,154,993.75
  4. Step 4: Simplify right side
    27,544,864.69x = 576,079,231,906,865.25
  5. Step 5: Solve for x
    x = 576,079,231,906,865.25/27,544,864.69
  6. Step 6: Final answer
    x = 20,914,215.35

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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.