Home / 30,980,702.60-46,478,052.30-18,194,625.80

Finding the Fourth Proportional to 30,980,702.60, 46,478,052.30 and 18,194,625.80

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Solution

The fourth proportional to 30,980,702.60, 46,478,052.30 and 18,194,625.80 is: 27,296,048.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,980,702.60 : 46,478,052.30 = 18,194,625.80 : x
  2. Step 2: Convert to fraction form
    30,980,702.60/46,478,052.30 = 18,194,625.80/x
  3. Step 3: Cross multiply
    30,980,702.60x = 46,478,052.30 × 18,194,625.80
  4. Step 4: Simplify right side
    30,980,702.60x = 845,650,769,511,329.38
  5. Step 5: Solve for x
    x = 845,650,769,511,329.38/30,980,702.60
  6. Step 6: Final answer
    x = 27,296,048.78

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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.