Home / 8,317,813.60-12,476,720.40-2,638,482.40

Finding the Fourth Proportional to 8,317,813.60, 12,476,720.40 and 2,638,482.40

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Solution

The fourth proportional to 8,317,813.60, 12,476,720.40 and 2,638,482.40 is: 3,957,723.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,813.60 : 12,476,720.40 = 2,638,482.40 : x
  2. Step 2: Convert to fraction form
    8,317,813.60/12,476,720.40 = 2,638,482.40/x
  3. Step 3: Cross multiply
    8,317,813.60x = 12,476,720.40 × 2,638,482.40
  4. Step 4: Simplify right side
    8,317,813.60x = 32,919,607,185,120.96
  5. Step 5: Solve for x
    x = 32,919,607,185,120.96/8,317,813.60
  6. Step 6: Final answer
    x = 3,957,723.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.