Home / 6,446,141.28-8,895,679.52-3,545,752.80

Finding the Fourth Proportional to 6,446,141.28, 8,895,679.52 and 3,545,752.80

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Solution

The fourth proportional to 6,446,141.28, 8,895,679.52 and 3,545,752.80 is: 4,893,141.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,446,141.28 : 8,895,679.52 = 3,545,752.80 : x
  2. Step 2: Convert to fraction form
    6,446,141.28/8,895,679.52 = 3,545,752.80/x
  3. Step 3: Cross multiply
    6,446,141.28x = 8,895,679.52 × 3,545,752.80
  4. Step 4: Simplify right side
    6,446,141.28x = 31,541,880,565,942.65
  5. Step 5: Solve for x
    x = 31,541,880,565,942.65/6,446,141.28
  6. Step 6: Final answer
    x = 4,893,141.37

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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.