Home / 8,465,995.82-12,698,969.43-3,074,624.48

Finding the Fourth Proportional to 8,465,995.82, 12,698,969.43 and 3,074,624.48

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Solution

The fourth proportional to 8,465,995.82, 12,698,969.43 and 3,074,624.48 is: 4,611,927.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,465,995.82 : 12,698,969.43 = 3,074,624.48 : x
  2. Step 2: Convert to fraction form
    8,465,995.82/12,698,969.43 = 3,074,624.48/x
  3. Step 3: Cross multiply
    8,465,995.82x = 12,698,969.43 × 3,074,624.48
  4. Step 4: Simplify right side
    8,465,995.82x = 39,044,562,280,249.65
  5. Step 5: Solve for x
    x = 39,044,562,280,249.65/8,465,995.82
  6. Step 6: Final answer
    x = 4,611,927.89

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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.