Home / 8,273,407.70-12,420,220.35-4,681,673.30

Finding the Fourth Proportional to 8,273,407.70, 12,420,220.35 and 4,681,673.30

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Solution

The fourth proportional to 8,273,407.70, 12,420,220.35 and 4,681,673.30 is: 7,028,230.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,273,407.70 : 12,420,220.35 = 4,681,673.30 : x
  2. Step 2: Convert to fraction form
    8,273,407.70/12,420,220.35 = 4,681,673.30/x
  3. Step 3: Cross multiply
    8,273,407.70x = 12,420,220.35 × 4,681,673.30
  4. Step 4: Simplify right side
    8,273,407.70x = 58,147,413,992,711.65
  5. Step 5: Solve for x
    x = 58,147,413,992,711.65/8,273,407.70
  6. Step 6: Final answer
    x = 7,028,230.22

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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.