Home / 6,807,328.91-10,212,987.68-2,196,221.66

Finding the Fourth Proportional to 6,807,328.91, 10,212,987.68 and 2,196,221.66

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Solution

The fourth proportional to 6,807,328.91, 10,212,987.68 and 2,196,221.66 is: 3,294,975.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,807,328.91 : 10,212,987.68 = 2,196,221.66 : x
  2. Step 2: Convert to fraction form
    6,807,328.91/10,212,987.68 = 2,196,221.66/x
  3. Step 3: Cross multiply
    6,807,328.91x = 10,212,987.68 × 2,196,221.66
  4. Step 4: Simplify right side
    6,807,328.91x = 22,429,984,756,129.15
  5. Step 5: Solve for x
    x = 22,429,984,756,129.15/6,807,328.91
  6. Step 6: Final answer
    x = 3,294,975.91

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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.