Home / 6,768,008.20-10,152,012.30-5,256,353.80

Finding the Fourth Proportional to 6,768,008.20, 10,152,012.30 and 5,256,353.80

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Solution

The fourth proportional to 6,768,008.20, 10,152,012.30 and 5,256,353.80 is: 7,884,530.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,768,008.20 : 10,152,012.30 = 5,256,353.80 : x
  2. Step 2: Convert to fraction form
    6,768,008.20/10,152,012.30 = 5,256,353.80/x
  3. Step 3: Cross multiply
    6,768,008.20x = 10,152,012.30 × 5,256,353.80
  4. Step 4: Simplify right side
    6,768,008.20x = 53,362,568,430,751.74
  5. Step 5: Solve for x
    x = 53,362,568,430,751.74/6,768,008.20
  6. Step 6: Final answer
    x = 7,884,530.70

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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.