Home / 73,397,939.91-101,288,444.95-39,907,418.51

Finding the Fourth Proportional to 73,397,939.91, 101,288,444.95 and 39,907,418.51

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Solution

The fourth proportional to 73,397,939.91, 101,288,444.95 and 39,907,418.51 is: 55,071,850.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,397,939.91 : 101,288,444.95 = 39,907,418.51 : x
  2. Step 2: Convert to fraction form
    73,397,939.91/101,288,444.95 = 39,907,418.51/x
  3. Step 3: Cross multiply
    73,397,939.91x = 101,288,444.95 × 39,907,418.51
  4. Step 4: Simplify right side
    73,397,939.91x = 4,042,160,362,502,436
  5. Step 5: Solve for x
    x = 4,042,160,362,502,436/73,397,939.91
  6. Step 6: Final answer
    x = 55,071,850.34

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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.