Home / 66,998,413.70-100,497,620.55-26,608,897.70

Finding the Fourth Proportional to 66,998,413.70, 100,497,620.55 and 26,608,897.70

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Solution

The fourth proportional to 66,998,413.70, 100,497,620.55 and 26,608,897.70 is: 39,913,346.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,998,413.70 : 100,497,620.55 = 26,608,897.70 : x
  2. Step 2: Convert to fraction form
    66,998,413.70/100,497,620.55 = 26,608,897.70/x
  3. Step 3: Cross multiply
    66,998,413.70x = 100,497,620.55 × 26,608,897.70
  4. Step 4: Simplify right side
    66,998,413.70x = 2,674,130,904,308,367.50
  5. Step 5: Solve for x
    x = 2,674,130,904,308,367.50/66,998,413.70
  6. Step 6: Final answer
    x = 39,913,346.55

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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.