Home / 20,273,504.58-30,406,159.89-7,319,262.06

Finding the Fourth Proportional to 20,273,504.58, 30,406,159.89 and 7,319,262.06

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Solution

The fourth proportional to 20,273,504.58, 30,406,159.89 and 7,319,262.06 is: 10,977,413.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,273,504.58 : 30,406,159.89 = 7,319,262.06 : x
  2. Step 2: Convert to fraction form
    20,273,504.58/30,406,159.89 = 7,319,262.06/x
  3. Step 3: Cross multiply
    20,273,504.58x = 30,406,159.89 × 7,319,262.06
  4. Step 4: Simplify right side
    20,273,504.58x = 222,550,652,473,170.75
  5. Step 5: Solve for x
    x = 222,550,652,473,170.75/20,273,504.58
  6. Step 6: Final answer
    x = 10,977,413.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.