Home / 6,426,977.30-8,869,391.92-3,526,367.40

Finding the Fourth Proportional to 6,426,977.30, 8,869,391.92 and 3,526,367.40

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Solution

The fourth proportional to 6,426,977.30, 8,869,391.92 and 3,526,367.40 is: 4,866,476.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,426,977.30 : 8,869,391.92 = 3,526,367.40 : x
  2. Step 2: Convert to fraction form
    6,426,977.30/8,869,391.92 = 3,526,367.40/x
  3. Step 3: Cross multiply
    6,426,977.30x = 8,869,391.92 × 3,526,367.40
  4. Step 4: Simplify right side
    6,426,977.30x = 31,276,734,524,511.41
  5. Step 5: Solve for x
    x = 31,276,734,524,511.41/6,426,977.30
  6. Step 6: Final answer
    x = 4,866,476.58

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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.