Home / 43,686,171.60-65,524,008.60-18,124,515.60

Finding the Fourth Proportional to 43,686,171.60, 65,524,008.60 and 18,124,515.60

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Solution

The fourth proportional to 43,686,171.60, 65,524,008.60 and 18,124,515.60 is: 27,184,595.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,686,171.60 : 65,524,008.60 = 18,124,515.60 : x
  2. Step 2: Convert to fraction form
    43,686,171.60/65,524,008.60 = 18,124,515.60/x
  3. Step 3: Cross multiply
    43,686,171.60x = 65,524,008.60 × 18,124,515.60
  4. Step 4: Simplify right side
    43,686,171.60x = 1,187,590,916,045,234.25
  5. Step 5: Solve for x
    x = 1,187,590,916,045,234.25/43,686,171.60
  6. Step 6: Final answer
    x = 27,184,595.78

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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.