Home / 6,464,623.34-8,921,315.22-3,564,136.46

Finding the Fourth Proportional to 6,464,623.34, 8,921,315.22 and 3,564,136.46

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Solution

The fourth proportional to 6,464,623.34, 8,921,315.22 and 3,564,136.46 is: 4,918,582.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,464,623.34 : 8,921,315.22 = 3,564,136.46 : x
  2. Step 2: Convert to fraction form
    6,464,623.34/8,921,315.22 = 3,564,136.46/x
  3. Step 3: Cross multiply
    6,464,623.34x = 8,921,315.22 × 3,564,136.46
  4. Step 4: Simplify right side
    6,464,623.34x = 31,796,784,846,754.92
  5. Step 5: Solve for x
    x = 31,796,784,846,754.92/6,464,623.34
  6. Step 6: Final answer
    x = 4,918,582.75

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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.