Home / 8,147,615.80-12,221,423.70-4,102,540.60

Finding the Fourth Proportional to 8,147,615.80, 12,221,423.70 and 4,102,540.60

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Solution

The fourth proportional to 8,147,615.80, 12,221,423.70 and 4,102,540.60 is: 6,153,810.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,147,615.80 : 12,221,423.70 = 4,102,540.60 : x
  2. Step 2: Convert to fraction form
    8,147,615.80/12,221,423.70 = 4,102,540.60/x
  3. Step 3: Cross multiply
    8,147,615.80x = 12,221,423.70 × 4,102,540.60
  4. Step 4: Simplify right side
    8,147,615.80x = 50,138,886,919,052.22
  5. Step 5: Solve for x
    x = 50,138,886,919,052.22/8,147,615.80
  6. Step 6: Final answer
    x = 6,153,810.90

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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.