Home / 38,180,223.43-52,689,817.07-20,777,690.95

Finding the Fourth Proportional to 38,180,223.43, 52,689,817.07 and 20,777,690.95

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Solution

The fourth proportional to 38,180,223.43, 52,689,817.07 and 20,777,690.95 is: 28,673,816.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,180,223.43 : 52,689,817.07 = 20,777,690.95 : x
  2. Step 2: Convert to fraction form
    38,180,223.43/52,689,817.07 = 20,777,690.95/x
  3. Step 3: Cross multiply
    38,180,223.43x = 52,689,817.07 × 20,777,690.95
  4. Step 4: Simplify right side
    38,180,223.43x = 1,094,772,735,292,494.50
  5. Step 5: Solve for x
    x = 1,094,772,735,292,494.50/38,180,223.43
  6. Step 6: Final answer
    x = 28,673,816.89

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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.