Home / 10,302,074.80-15,453,112.20-9,714,209.20

Finding the Fourth Proportional to 10,302,074.80, 15,453,112.20 and 9,714,209.20

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Solution

The fourth proportional to 10,302,074.80, 15,453,112.20 and 9,714,209.20 is: 14,571,313.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,302,074.80 : 15,453,112.20 = 9,714,209.20 : x
  2. Step 2: Convert to fraction form
    10,302,074.80/15,453,112.20 = 9,714,209.20/x
  3. Step 3: Cross multiply
    10,302,074.80x = 15,453,112.20 × 9,714,209.20
  4. Step 4: Simplify right side
    10,302,074.80x = 150,114,764,701,872.22
  5. Step 5: Solve for x
    x = 150,114,764,701,872.22/10,302,074.80
  6. Step 6: Final answer
    x = 14,571,313.80

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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.