Home / 30,728,002.80-46,086,024.69-8,866,845.12

Finding the Fourth Proportional to 30,728,002.80, 46,086,024.69 and 8,866,845.12

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Solution

The fourth proportional to 30,728,002.80, 46,086,024.69 and 8,866,845.12 is: 13,298,542.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,728,002.80 : 46,086,024.69 = 8,866,845.12 : x
  2. Step 2: Convert to fraction form
    30,728,002.80/46,086,024.69 = 8,866,845.12/x
  3. Step 3: Cross multiply
    30,728,002.80x = 46,086,024.69 × 8,866,845.12
  4. Step 4: Simplify right side
    30,728,002.80x = 408,637,643,122,725.94
  5. Step 5: Solve for x
    x = 408,637,643,122,725.94/30,728,002.80
  6. Step 6: Final answer
    x = 13,298,542.24

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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.