Home / 27,991,126.32-38,627,933.63-15,602,005.37

Finding the Fourth Proportional to 27,991,126.32, 38,627,933.63 and 15,602,005.37

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Solution

The fourth proportional to 27,991,126.32, 38,627,933.63 and 15,602,005.37 is: 21,530,867.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,991,126.32 : 38,627,933.63 = 15,602,005.37 : x
  2. Step 2: Convert to fraction form
    27,991,126.32/38,627,933.63 = 15,602,005.37/x
  3. Step 3: Cross multiply
    27,991,126.32x = 38,627,933.63 × 15,602,005.37
  4. Step 4: Simplify right side
    27,991,126.32x = 602,673,227,656,113.88
  5. Step 5: Solve for x
    x = 602,673,227,656,113.88/27,991,126.32
  6. Step 6: Final answer
    x = 21,530,867.35

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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.