Home / 6,315,913.46-8,715,457.68-3,561,717.44

Finding the Fourth Proportional to 6,315,913.46, 8,715,457.68 and 3,561,717.44

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Solution

The fourth proportional to 6,315,913.46, 8,715,457.68 and 3,561,717.44 is: 4,914,886.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,315,913.46 : 8,715,457.68 = 3,561,717.44 : x
  2. Step 2: Convert to fraction form
    6,315,913.46/8,715,457.68 = 3,561,717.44/x
  3. Step 3: Cross multiply
    6,315,913.46x = 8,715,457.68 × 3,561,717.44
  4. Step 4: Simplify right side
    6,315,913.46x = 31,041,997,572,860.65
  5. Step 5: Solve for x
    x = 31,041,997,572,860.65/6,315,913.46
  6. Step 6: Final answer
    x = 4,914,886.47

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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.