Home / 19,929,601.20-29,894,401.80-4,783,532.70

Finding the Fourth Proportional to 19,929,601.20, 29,894,401.80 and 4,783,532.70

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Solution

The fourth proportional to 19,929,601.20, 29,894,401.80 and 4,783,532.70 is: 7,175,299.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,929,601.20 : 29,894,401.80 = 4,783,532.70 : x
  2. Step 2: Convert to fraction form
    19,929,601.20/29,894,401.80 = 4,783,532.70/x
  3. Step 3: Cross multiply
    19,929,601.20x = 29,894,401.80 × 4,783,532.70
  4. Step 4: Simplify right side
    19,929,601.20x = 143,000,848,557,238.88
  5. Step 5: Solve for x
    x = 143,000,848,557,238.88/19,929,601.20
  6. Step 6: Final answer
    x = 7,175,299.05

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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.