Home / 43,511,634.59-65,274,887.69-17,938,664.51

Finding the Fourth Proportional to 43,511,634.59, 65,274,887.69 and 17,938,664.51

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Solution

The fourth proportional to 43,511,634.59, 65,274,887.69 and 17,938,664.51 is: 26,911,062.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,511,634.59 : 65,274,887.69 = 17,938,664.51 : x
  2. Step 2: Convert to fraction form
    43,511,634.59/65,274,887.69 = 17,938,664.51/x
  3. Step 3: Cross multiply
    43,511,634.59x = 65,274,887.69 × 17,938,664.51
  4. Step 4: Simplify right side
    43,511,634.59x = 1,170,944,311,406,872.75
  5. Step 5: Solve for x
    x = 1,170,944,311,406,872.75/43,511,634.59
  6. Step 6: Final answer
    x = 26,911,062.35

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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.