Home / 26,214,143.40-39,405,195.90-18,693,196.20

Finding the Fourth Proportional to 26,214,143.40, 39,405,195.90 and 18,693,196.20

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Solution

The fourth proportional to 26,214,143.40, 39,405,195.90 and 18,693,196.20 is: 28,099,680.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,214,143.40 : 39,405,195.90 = 18,693,196.20 : x
  2. Step 2: Convert to fraction form
    26,214,143.40/39,405,195.90 = 18,693,196.20/x
  3. Step 3: Cross multiply
    26,214,143.40x = 39,405,195.90 × 18,693,196.20
  4. Step 4: Simplify right side
    26,214,143.40x = 736,609,058,258,135.50
  5. Step 5: Solve for x
    x = 736,609,058,258,135.50/26,214,143.40
  6. Step 6: Final answer
    x = 28,099,680.66

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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.