Home / 8,219,070.60-12,328,689.12-3,670,351.17

Finding the Fourth Proportional to 8,219,070.60, 12,328,689.12 and 3,670,351.17

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Solution

The fourth proportional to 8,219,070.60, 12,328,689.12 and 3,670,351.17 is: 5,505,563.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,219,070.60 : 12,328,689.12 = 3,670,351.17 : x
  2. Step 2: Convert to fraction form
    8,219,070.60/12,328,689.12 = 3,670,351.17/x
  3. Step 3: Cross multiply
    8,219,070.60x = 12,328,689.12 × 3,670,351.17
  4. Step 4: Simplify right side
    8,219,070.60x = 45,250,618,536,158.27
  5. Step 5: Solve for x
    x = 45,250,618,536,158.27/8,219,070.60
  6. Step 6: Final answer
    x = 5,505,563.92

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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.