Home / 8,317,233.20-12,474,683.40-2,638,031.60

Finding the Fourth Proportional to 8,317,233.20, 12,474,683.40 and 2,638,031.60

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Solution

The fourth proportional to 8,317,233.20, 12,474,683.40 and 2,638,031.60 is: 3,956,677.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,233.20 : 12,474,683.40 = 2,638,031.60 : x
  2. Step 2: Convert to fraction form
    8,317,233.20/12,474,683.40 = 2,638,031.60/x
  3. Step 3: Cross multiply
    8,317,233.20x = 12,474,683.40 × 2,638,031.60
  4. Step 4: Simplify right side
    8,317,233.20x = 32,908,609,009,195.44
  5. Step 5: Solve for x
    x = 32,908,609,009,195.44/8,317,233.20
  6. Step 6: Final answer
    x = 3,956,677.45

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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.