Home / 8,133,281.70-12,191,410.26-2,740,068.42

Finding the Fourth Proportional to 8,133,281.70, 12,191,410.26 and 2,740,068.42

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Solution

The fourth proportional to 8,133,281.70, 12,191,410.26 and 2,740,068.42 is: 4,107,234.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,133,281.70 : 12,191,410.26 = 2,740,068.42 : x
  2. Step 2: Convert to fraction form
    8,133,281.70/12,191,410.26 = 2,740,068.42/x
  3. Step 3: Cross multiply
    8,133,281.70x = 12,191,410.26 × 2,740,068.42
  4. Step 4: Simplify right side
    8,133,281.70x = 33,405,298,248,689.99
  5. Step 5: Solve for x
    x = 33,405,298,248,689.99/8,133,281.70
  6. Step 6: Final answer
    x = 4,107,234.88

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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.