Home / 8,426,255.80-12,639,383.70-4,174,727.80

Finding the Fourth Proportional to 8,426,255.80, 12,639,383.70 and 4,174,727.80

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Solution

The fourth proportional to 8,426,255.80, 12,639,383.70 and 4,174,727.80 is: 6,262,091.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426,255.80 : 12,639,383.70 = 4,174,727.80 : x
  2. Step 2: Convert to fraction form
    8,426,255.80/12,639,383.70 = 4,174,727.80/x
  3. Step 3: Cross multiply
    8,426,255.80x = 12,639,383.70 × 4,174,727.80
  4. Step 4: Simplify right side
    8,426,255.80x = 52,765,986,507,256.85
  5. Step 5: Solve for x
    x = 52,765,986,507,256.85/8,426,255.80
  6. Step 6: Final answer
    x = 6,262,091.70

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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.