Home / 27,991,127.32-38,627,935.01-15,602,006.37

Finding the Fourth Proportional to 27,991,127.32, 38,627,935.01 and 15,602,006.37

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Solution

The fourth proportional to 27,991,127.32, 38,627,935.01 and 15,602,006.37 is: 21,530,868.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,991,127.32 : 38,627,935.01 = 15,602,006.37 : x
  2. Step 2: Convert to fraction form
    27,991,127.32/38,627,935.01 = 15,602,006.37/x
  3. Step 3: Cross multiply
    27,991,127.32x = 38,627,935.01 × 15,602,006.37
  4. Step 4: Simplify right side
    27,991,127.32x = 602,673,288,085,966
  5. Step 5: Solve for x
    x = 602,673,288,085,966/27,991,127.32
  6. Step 6: Final answer
    x = 21,530,868.74

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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.