Home / 52,856,954.70-79,261,812.45-20,498,102.70

Finding the Fourth Proportional to 52,856,954.70, 79,261,812.45 and 20,498,102.70

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Solution

The fourth proportional to 52,856,954.70, 79,261,812.45 and 20,498,102.70 is: 30,737,994.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,856,954.70 : 79,261,812.45 = 20,498,102.70 : x
  2. Step 2: Convert to fraction form
    52,856,954.70/79,261,812.45 = 20,498,102.70/x
  3. Step 3: Cross multiply
    52,856,954.70x = 79,261,812.45 × 20,498,102.70
  4. Step 4: Simplify right side
    52,856,954.70x = 1,624,716,771,788,238.50
  5. Step 5: Solve for x
    x = 1,624,716,771,788,238.50/52,856,954.70
  6. Step 6: Final answer
    x = 30,737,994.29

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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.