Home / 30,276,016.10-41,835,554.99-21,559,055.09

Finding the Fourth Proportional to 30,276,016.10, 41,835,554.99 and 21,559,055.09

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Solution

The fourth proportional to 30,276,016.10, 41,835,554.99 and 21,559,055.09 is: 29,790,413.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,276,016.10 : 41,835,554.99 = 21,559,055.09 : x
  2. Step 2: Convert to fraction form
    30,276,016.10/41,835,554.99 = 21,559,055.09/x
  3. Step 3: Cross multiply
    30,276,016.10x = 41,835,554.99 × 21,559,055.09
  4. Step 4: Simplify right side
    30,276,016.10x = 901,935,034,433,161.38
  5. Step 5: Solve for x
    x = 901,935,034,433,161.38/30,276,016.10
  6. Step 6: Final answer
    x = 29,790,413.36

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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.