Home / 38,999,104.52-53,818,101.80-21,595,076.07

Finding the Fourth Proportional to 38,999,104.52, 53,818,101.80 and 21,595,076.07

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Solution

The fourth proportional to 38,999,104.52, 53,818,101.80 and 21,595,076.07 is: 29,800,838.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,999,104.52 : 53,818,101.80 = 21,595,076.07 : x
  2. Step 2: Convert to fraction form
    38,999,104.52/53,818,101.80 = 21,595,076.07/x
  3. Step 3: Cross multiply
    38,999,104.52x = 53,818,101.80 × 21,595,076.07
  4. Step 4: Simplify right side
    38,999,104.52x = 1,162,206,002,314,004
  5. Step 5: Solve for x
    x = 1,162,206,002,314,004/38,999,104.52
  6. Step 6: Final answer
    x = 29,800,838.16

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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.