Home / 14,041,738.80-21,062,608.20-8,632,850.40

Finding the Fourth Proportional to 14,041,738.80, 21,062,608.20 and 8,632,850.40

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Solution

The fourth proportional to 14,041,738.80, 21,062,608.20 and 8,632,850.40 is: 12,949,275.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,041,738.80 : 21,062,608.20 = 8,632,850.40 : x
  2. Step 2: Convert to fraction form
    14,041,738.80/21,062,608.20 = 8,632,850.40/x
  3. Step 3: Cross multiply
    14,041,738.80x = 21,062,608.20 × 8,632,850.40
  4. Step 4: Simplify right side
    14,041,738.80x = 181,830,345,624,413.28
  5. Step 5: Solve for x
    x = 181,830,345,624,413.28/14,041,738.80
  6. Step 6: Final answer
    x = 12,949,275.60

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1.5x scale

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.