Home / 13,784,346.67-20,678,766-4,069,941.64

Finding the Fourth Proportional to 13,784,346.67, 20,678,766 and 4,069,941.64

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Solution

The fourth proportional to 13,784,346.67, 20,678,766 and 4,069,941.64 is: 6,105,575.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,784,346.67 : 20,678,766 = 4,069,941.64 : x
  2. Step 2: Convert to fraction form
    13,784,346.67/20,678,766 = 4,069,941.64/x
  3. Step 3: Cross multiply
    13,784,346.67x = 20,678,766 × 4,069,941.64
  4. Step 4: Simplify right side
    13,784,346.67x = 84,161,370,807,216.25
  5. Step 5: Solve for x
    x = 84,161,370,807,216.25/13,784,346.67
  6. Step 6: Final answer
    x = 6,105,575.61

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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.