Home / 13,194,947.70-19,792,421.55-4,676,145.30

Finding the Fourth Proportional to 13,194,947.70, 19,792,421.55 and 4,676,145.30

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Solution

The fourth proportional to 13,194,947.70, 19,792,421.55 and 4,676,145.30 is: 7,014,217.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,194,947.70 : 19,792,421.55 = 4,676,145.30 : x
  2. Step 2: Convert to fraction form
    13,194,947.70/19,792,421.55 = 4,676,145.30/x
  3. Step 3: Cross multiply
    13,194,947.70x = 19,792,421.55 × 4,676,145.30
  4. Step 4: Simplify right side
    13,194,947.70x = 92,552,239,006,651.22
  5. Step 5: Solve for x
    x = 92,552,239,006,651.22/13,194,947.70
  6. Step 6: Final answer
    x = 7,014,217.95

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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.