Home / 10,530,200.40-15,795,300.60-2,957,413.20

Finding the Fourth Proportional to 10,530,200.40, 15,795,300.60 and 2,957,413.20

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Solution

The fourth proportional to 10,530,200.40, 15,795,300.60 and 2,957,413.20 is: 4,436,119.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,530,200.40 : 15,795,300.60 = 2,957,413.20 : x
  2. Step 2: Convert to fraction form
    10,530,200.40/15,795,300.60 = 2,957,413.20/x
  3. Step 3: Cross multiply
    10,530,200.40x = 15,795,300.60 × 2,957,413.20
  4. Step 4: Simplify right side
    10,530,200.40x = 46,713,230,492,407.92
  5. Step 5: Solve for x
    x = 46,713,230,492,407.92/10,530,200.40
  6. Step 6: Final answer
    x = 4,436,119.80

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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.