Home / 43,507,350.59-65,260,077.87-20,465,513.37

Finding the Fourth Proportional to 43,507,350.59, 65,260,077.87 and 20,465,513.37

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Solution

The fourth proportional to 43,507,350.59, 65,260,077.87 and 20,465,513.37 is: 30,697,824.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,507,350.59 : 65,260,077.87 = 20,465,513.37 : x
  2. Step 2: Convert to fraction form
    43,507,350.59/65,260,077.87 = 20,465,513.37/x
  3. Step 3: Cross multiply
    43,507,350.59x = 65,260,077.87 × 20,465,513.37
  4. Step 4: Simplify right side
    43,507,350.59x = 1,335,580,996,175,726.25
  5. Step 5: Solve for x
    x = 1,335,580,996,175,726.25/43,507,350.59
  6. Step 6: Final answer
    x = 30,697,824.12

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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.