Home / 67,982,018.90-102,003,168.92-35,626,228.70

Finding the Fourth Proportional to 67,982,018.90, 102,003,168.92 and 35,626,228.70

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Solution

The fourth proportional to 67,982,018.90, 102,003,168.92 and 35,626,228.70 is: 53,455,138.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,982,018.90 : 102,003,168.92 = 35,626,228.70 : x
  2. Step 2: Convert to fraction form
    67,982,018.90/102,003,168.92 = 35,626,228.70/x
  3. Step 3: Cross multiply
    67,982,018.90x = 102,003,168.92 × 35,626,228.70
  4. Step 4: Simplify right side
    67,982,018.90x = 3,633,988,223,380,505.50
  5. Step 5: Solve for x
    x = 3,633,988,223,380,505.50/67,982,018.90
  6. Step 6: Final answer
    x = 53,455,138.32

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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.