Home / 30,751,606.44-42,435,085.68-16,999,488

Finding the Fourth Proportional to 30,751,606.44, 42,435,085.68 and 16,999,488

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Solution

The fourth proportional to 30,751,606.44, 42,435,085.68 and 16,999,488 is: 23,458,115.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,751,606.44 : 42,435,085.68 = 16,999,488 : x
  2. Step 2: Convert to fraction form
    30,751,606.44/42,435,085.68 = 16,999,488/x
  3. Step 3: Cross multiply
    30,751,606.44x = 42,435,085.68 × 16,999,488
  4. Step 4: Simplify right side
    30,751,606.44x = 721,374,729,796,131.88
  5. Step 5: Solve for x
    x = 721,374,729,796,131.88/30,751,606.44
  6. Step 6: Final answer
    x = 23,458,115.31

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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.