Home / 8,101,259.20-12,151,888.80-2,117,627.20

Finding the Fourth Proportional to 8,101,259.20, 12,151,888.80 and 2,117,627.20

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Solution

The fourth proportional to 8,101,259.20, 12,151,888.80 and 2,117,627.20 is: 3,176,440.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101,259.20 : 12,151,888.80 = 2,117,627.20 : x
  2. Step 2: Convert to fraction form
    8,101,259.20/12,151,888.80 = 2,117,627.20/x
  3. Step 3: Cross multiply
    8,101,259.20x = 12,151,888.80 × 2,117,627.20
  4. Step 4: Simplify right side
    8,101,259.20x = 25,733,170,254,255.36
  5. Step 5: Solve for x
    x = 25,733,170,254,255.36/8,101,259.20
  6. Step 6: Final answer
    x = 3,176,440.80

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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.