Home / 8,031,907.32-12,047,865.30-5,042,190.84

Finding the Fourth Proportional to 8,031,907.32, 12,047,865.30 and 5,042,190.84

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Solution

The fourth proportional to 8,031,907.32, 12,047,865.30 and 5,042,190.84 is: 7,563,288.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,031,907.32 : 12,047,865.30 = 5,042,190.84 : x
  2. Step 2: Convert to fraction form
    8,031,907.32/12,047,865.30 = 5,042,190.84/x
  3. Step 3: Cross multiply
    8,031,907.32x = 12,047,865.30 × 5,042,190.84
  4. Step 4: Simplify right side
    8,031,907.32x = 60,747,636,057,213.85
  5. Step 5: Solve for x
    x = 60,747,636,057,213.85/8,031,907.32
  6. Step 6: Final answer
    x = 7,563,288.97

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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.