Home / 10,954,380.80-16,433,126.40-3,380,556.80

Finding the Fourth Proportional to 10,954,380.80, 16,433,126.40 and 3,380,556.80

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Solution

The fourth proportional to 10,954,380.80, 16,433,126.40 and 3,380,556.80 is: 5,071,315.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,954,380.80 : 16,433,126.40 = 3,380,556.80 : x
  2. Step 2: Convert to fraction form
    10,954,380.80/16,433,126.40 = 3,380,556.80/x
  3. Step 3: Cross multiply
    10,954,380.80x = 16,433,126.40 × 3,380,556.80
  4. Step 4: Simplify right side
    10,954,380.80x = 55,553,117,196,779.52
  5. Step 5: Solve for x
    x = 55,553,117,196,779.52/10,954,380.80
  6. Step 6: Final answer
    x = 5,071,315.14

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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.