Home / 30,804,937.20-46,207,405.82-8,088,130.80

Finding the Fourth Proportional to 30,804,937.20, 46,207,405.82 and 8,088,130.80

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Solution

The fourth proportional to 30,804,937.20, 46,207,405.82 and 8,088,130.80 is: 12,132,196.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,804,937.20 : 46,207,405.82 = 8,088,130.80 : x
  2. Step 2: Convert to fraction form
    30,804,937.20/46,207,405.82 = 8,088,130.80/x
  3. Step 3: Cross multiply
    30,804,937.20x = 46,207,405.82 × 8,088,130.80
  4. Step 4: Simplify right side
    30,804,937.20x = 373,731,542,200,841.25
  5. Step 5: Solve for x
    x = 373,731,542,200,841.25/30,804,937.20
  6. Step 6: Final answer
    x = 12,132,196.21

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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.