Home / 43,507,351.59-65,260,079.37-20,465,514.37

Finding the Fourth Proportional to 43,507,351.59, 65,260,079.37 and 20,465,514.37

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Solution

The fourth proportional to 43,507,351.59, 65,260,079.37 and 20,465,514.37 is: 30,697,825.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,507,351.59 : 65,260,079.37 = 20,465,514.37 : x
  2. Step 2: Convert to fraction form
    43,507,351.59/65,260,079.37 = 20,465,514.37/x
  3. Step 3: Cross multiply
    43,507,351.59x = 65,260,079.37 × 20,465,514.37
  4. Step 4: Simplify right side
    43,507,351.59x = 1,335,581,092,134,075.50
  5. Step 5: Solve for x
    x = 1,335,581,092,134,075.50/43,507,351.59
  6. Step 6: Final answer
    x = 30,697,825.62

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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.