Home / 43,740,185.20-65,610,277.80-13,447,999.60

Finding the Fourth Proportional to 43,740,185.20, 65,610,277.80 and 13,447,999.60

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Solution

The fourth proportional to 43,740,185.20, 65,610,277.80 and 13,447,999.60 is: 20,171,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,740,185.20 : 65,610,277.80 = 13,447,999.60 : x
  2. Step 2: Convert to fraction form
    43,740,185.20/65,610,277.80 = 13,447,999.60/x
  3. Step 3: Cross multiply
    43,740,185.20x = 65,610,277.80 × 13,447,999.60
  4. Step 4: Simplify right side
    43,740,185.20x = 882,326,989,610,288.88
  5. Step 5: Solve for x
    x = 882,326,989,610,288.88/43,740,185.20
  6. Step 6: Final answer
    x = 20,171,999.40

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1.5x scale

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.