Home / 30,354,307.68-41,891,357.73-19,345,999.44

Finding the Fourth Proportional to 30,354,307.68, 41,891,357.73 and 19,345,999.44

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Solution

The fourth proportional to 30,354,307.68, 41,891,357.73 and 19,345,999.44 is: 26,699,017.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,354,307.68 : 41,891,357.73 = 19,345,999.44 : x
  2. Step 2: Convert to fraction form
    30,354,307.68/41,891,357.73 = 19,345,999.44/x
  3. Step 3: Cross multiply
    30,354,307.68x = 41,891,357.73 × 19,345,999.44
  4. Step 4: Simplify right side
    30,354,307.68x = 810,430,183,185,419.62
  5. Step 5: Solve for x
    x = 810,430,183,185,419.62/30,354,307.68
  6. Step 6: Final answer
    x = 26,699,017.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.