Home / 43,507,405.01-65,260,159.49-20,465,567.82

Finding the Fourth Proportional to 43,507,405.01, 65,260,159.49 and 20,465,567.82

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Solution

The fourth proportional to 43,507,405.01, 65,260,159.49 and 20,465,567.82 is: 30,697,905.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,507,405.01 : 65,260,159.49 = 20,465,567.82 : x
  2. Step 2: Convert to fraction form
    43,507,405.01/65,260,159.49 = 20,465,567.82/x
  3. Step 3: Cross multiply
    43,507,405.01x = 65,260,159.49 × 20,465,567.82
  4. Step 4: Simplify right side
    43,507,405.01x = 1,335,586,220,037,775.50
  5. Step 5: Solve for x
    x = 1,335,586,220,037,775.50/43,507,405.01
  6. Step 6: Final answer
    x = 30,697,905.79

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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.