Home / 8,328,054.20-12,492,081.30-2,648,852.60

Finding the Fourth Proportional to 8,328,054.20, 12,492,081.30 and 2,648,852.60

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Solution

The fourth proportional to 8,328,054.20, 12,492,081.30 and 2,648,852.60 is: 3,973,278.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328,054.20 : 12,492,081.30 = 2,648,852.60 : x
  2. Step 2: Convert to fraction form
    8,328,054.20/12,492,081.30 = 2,648,852.60/x
  3. Step 3: Cross multiply
    8,328,054.20x = 12,492,081.30 × 2,648,852.60
  4. Step 4: Simplify right side
    8,328,054.20x = 33,089,682,030,916.38
  5. Step 5: Solve for x
    x = 33,089,682,030,916.38/8,328,054.20
  6. Step 6: Final answer
    x = 3,973,278.90

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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.