Home / 49,822,792.60-74,734,188.90-13,921,000.60

Finding the Fourth Proportional to 49,822,792.60, 74,734,188.90 and 13,921,000.60

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Solution

The fourth proportional to 49,822,792.60, 74,734,188.90 and 13,921,000.60 is: 20,881,500.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,822,792.60 : 74,734,188.90 = 13,921,000.60 : x
  2. Step 2: Convert to fraction form
    49,822,792.60/74,734,188.90 = 13,921,000.60/x
  3. Step 3: Cross multiply
    49,822,792.60x = 74,734,188.90 × 13,921,000.60
  4. Step 4: Simplify right side
    49,822,792.60x = 1,040,374,688,517,413.38
  5. Step 5: Solve for x
    x = 1,040,374,688,517,413.38/49,822,792.60
  6. Step 6: Final answer
    x = 20,881,500.90

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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.