Home / 43,739,992.80-65,609,989.20-30,974,911.20

Finding the Fourth Proportional to 43,739,992.80, 65,609,989.20 and 30,974,911.20

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Solution

The fourth proportional to 43,739,992.80, 65,609,989.20 and 30,974,911.20 is: 46,462,366.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,739,992.80 : 65,609,989.20 = 30,974,911.20 : x
  2. Step 2: Convert to fraction form
    43,739,992.80/65,609,989.20 = 30,974,911.20/x
  3. Step 3: Cross multiply
    43,739,992.80x = 65,609,989.20 × 30,974,911.20
  4. Step 4: Simplify right side
    43,739,992.80x = 2,032,263,589,302,959
  5. Step 5: Solve for x
    x = 2,032,263,589,302,959/43,739,992.80
  6. Step 6: Final answer
    x = 46,462,366.80

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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.