Home / 30,893,385.20-46,340,077.80-8,176,578.80

Finding the Fourth Proportional to 30,893,385.20, 46,340,077.80 and 8,176,578.80

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Solution

The fourth proportional to 30,893,385.20, 46,340,077.80 and 8,176,578.80 is: 12,264,868.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,893,385.20 : 46,340,077.80 = 8,176,578.80 : x
  2. Step 2: Convert to fraction form
    30,893,385.20/46,340,077.80 = 8,176,578.80/x
  3. Step 3: Cross multiply
    30,893,385.20x = 46,340,077.80 × 8,176,578.80
  4. Step 4: Simplify right side
    30,893,385.20x = 378,903,297,729,830.62
  5. Step 5: Solve for x
    x = 378,903,297,729,830.62/30,893,385.20
  6. Step 6: Final answer
    x = 12,264,868.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.