Home / 44,548,420.20-66,769,486.20-39,978,027.60

Finding the Fourth Proportional to 44,548,420.20, 66,769,486.20 and 39,978,027.60

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Solution

The fourth proportional to 44,548,420.20, 66,769,486.20 and 39,978,027.60 is: 59,919,349.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,548,420.20 : 66,769,486.20 = 39,978,027.60 : x
  2. Step 2: Convert to fraction form
    44,548,420.20/66,769,486.20 = 39,978,027.60/x
  3. Step 3: Cross multiply
    44,548,420.20x = 66,769,486.20 × 39,978,027.60
  4. Step 4: Simplify right side
    44,548,420.20x = 2,669,312,362,141,419.50
  5. Step 5: Solve for x
    x = 2,669,312,362,141,419.50/44,548,420.20
  6. Step 6: Final answer
    x = 59,919,349.56

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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.