Home / 6,315,695.55-8,715,653.66-3,415,079.48

Finding the Fourth Proportional to 6,315,695.55, 8,715,653.66 and 3,415,079.48

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Solution

The fourth proportional to 6,315,695.55, 8,715,653.66 and 3,415,079.48 is: 4,712,806.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,315,695.55 : 8,715,653.66 = 3,415,079.48 : x
  2. Step 2: Convert to fraction form
    6,315,695.55/8,715,653.66 = 3,415,079.48/x
  3. Step 3: Cross multiply
    6,315,695.55x = 8,715,653.66 × 3,415,079.48
  4. Step 4: Simplify right side
    6,315,695.55x = 29,764,649,934,012.33
  5. Step 5: Solve for x
    x = 29,764,649,934,012.33/6,315,695.55
  6. Step 6: Final answer
    x = 4,712,806.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.