Home / 9,021,879.20-13,532,818.80-2,632,777.40

Finding the Fourth Proportional to 9,021,879.20, 13,532,818.80 and 2,632,777.40

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Solution

The fourth proportional to 9,021,879.20, 13,532,818.80 and 2,632,777.40 is: 3,949,166.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021,879.20 : 13,532,818.80 = 2,632,777.40 : x
  2. Step 2: Convert to fraction form
    9,021,879.20/13,532,818.80 = 2,632,777.40/x
  3. Step 3: Cross multiply
    9,021,879.20x = 13,532,818.80 × 2,632,777.40
  4. Step 4: Simplify right side
    9,021,879.20x = 35,628,899,494,935.12
  5. Step 5: Solve for x
    x = 35,628,899,494,935.12/9,021,879.20
  6. Step 6: Final answer
    x = 3,949,166.10

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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.