Home / 43,511,498.90-65,274,684.03-17,938,528.82

Finding the Fourth Proportional to 43,511,498.90, 65,274,684.03 and 17,938,528.82

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Solution

The fourth proportional to 43,511,498.90, 65,274,684.03 and 17,938,528.82 is: 26,910,858.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,511,498.90 : 65,274,684.03 = 17,938,528.82 : x
  2. Step 2: Convert to fraction form
    43,511,498.90/65,274,684.03 = 17,938,528.82/x
  3. Step 3: Cross multiply
    43,511,498.90x = 65,274,684.03 × 17,938,528.82
  4. Step 4: Simplify right side
    43,511,498.90x = 1,170,931,800,688,548.75
  5. Step 5: Solve for x
    x = 1,170,931,800,688,548.75/43,511,498.90
  6. Step 6: Final answer
    x = 26,910,858.75

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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.