Home / 43,560,115.20-65,340,172.80-13,264,041.60

Finding the Fourth Proportional to 43,560,115.20, 65,340,172.80 and 13,264,041.60

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Solution

The fourth proportional to 43,560,115.20, 65,340,172.80 and 13,264,041.60 is: 19,896,062.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,560,115.20 : 65,340,172.80 = 13,264,041.60 : x
  2. Step 2: Convert to fraction form
    43,560,115.20/65,340,172.80 = 13,264,041.60/x
  3. Step 3: Cross multiply
    43,560,115.20x = 65,340,172.80 × 13,264,041.60
  4. Step 4: Simplify right side
    43,560,115.20x = 866,674,770,170,388.38
  5. Step 5: Solve for x
    x = 866,674,770,170,388.38/43,560,115.20
  6. Step 6: Final answer
    x = 19,896,062.40

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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.