Home / 30,992,759.10-46,435,994.55-20,204,506.80

Finding the Fourth Proportional to 30,992,759.10, 46,435,994.55 and 20,204,506.80

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Solution

The fourth proportional to 30,992,759.10, 46,435,994.55 and 20,204,506.80 is: 30,272,115.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,992,759.10 : 46,435,994.55 = 20,204,506.80 : x
  2. Step 2: Convert to fraction form
    30,992,759.10/46,435,994.55 = 20,204,506.80/x
  3. Step 3: Cross multiply
    30,992,759.10x = 46,435,994.55 × 20,204,506.80
  4. Step 4: Simplify right side
    30,992,759.10x = 938,216,367,650,237.88
  5. Step 5: Solve for x
    x = 938,216,367,650,237.88/30,992,759.10
  6. Step 6: Final answer
    x = 30,272,115.00

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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.