Home / 11,992,413.60-17,990,196.96-6,312,949.92

Finding the Fourth Proportional to 11,992,413.60, 17,990,196.96 and 6,312,949.92

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Solution

The fourth proportional to 11,992,413.60, 17,990,196.96 and 6,312,949.92 is: 9,470,254.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,992,413.60 : 17,990,196.96 = 6,312,949.92 : x
  2. Step 2: Convert to fraction form
    11,992,413.60/17,990,196.96 = 6,312,949.92/x
  3. Step 3: Cross multiply
    11,992,413.60x = 17,990,196.96 × 6,312,949.92
  4. Step 4: Simplify right side
    11,992,413.60x = 113,571,212,459,416.25
  5. Step 5: Solve for x
    x = 113,571,212,459,416.25/11,992,413.60
  6. Step 6: Final answer
    x = 9,470,254.80

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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.