Home / 27,776,554.07-38,330,004.52-15,215,110.47

Finding the Fourth Proportional to 27,776,554.07, 38,330,004.52 and 15,215,110.47

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Solution

The fourth proportional to 27,776,554.07, 38,330,004.52 and 15,215,110.47 is: 20,995,954.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,776,554.07 : 38,330,004.52 = 15,215,110.47 : x
  2. Step 2: Convert to fraction form
    27,776,554.07/38,330,004.52 = 15,215,110.47/x
  3. Step 3: Cross multiply
    27,776,554.07x = 38,330,004.52 × 15,215,110.47
  4. Step 4: Simplify right side
    27,776,554.07x = 583,195,252,915,540.25
  5. Step 5: Solve for x
    x = 583,195,252,915,540.25/27,776,554.07
  6. Step 6: Final answer
    x = 20,995,954.05

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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.