Home / 8,162,800.80-12,230,204.40-5,321,450.40

Finding the Fourth Proportional to 8,162,800.80, 12,230,204.40 and 5,321,450.40

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Solution

The fourth proportional to 8,162,800.80, 12,230,204.40 and 5,321,450.40 is: 7,973,050.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,162,800.80 : 12,230,204.40 = 5,321,450.40 : x
  2. Step 2: Convert to fraction form
    8,162,800.80/12,230,204.40 = 5,321,450.40/x
  3. Step 3: Cross multiply
    8,162,800.80x = 12,230,204.40 × 5,321,450.40
  4. Step 4: Simplify right side
    8,162,800.80x = 65,082,426,096,461.77
  5. Step 5: Solve for x
    x = 65,082,426,096,461.77/8,162,800.80
  6. Step 6: Final answer
    x = 7,973,050.88

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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.