Home / 43,215,218.42-64,798,907.31-17,674,163.96

Finding the Fourth Proportional to 43,215,218.42, 64,798,907.31 and 17,674,163.96

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Solution

The fourth proportional to 43,215,218.42, 64,798,907.31 and 17,674,163.96 is: 26,501,463.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,215,218.42 : 64,798,907.31 = 17,674,163.96 : x
  2. Step 2: Convert to fraction form
    43,215,218.42/64,798,907.31 = 17,674,163.96/x
  3. Step 3: Cross multiply
    43,215,218.42x = 64,798,907.31 × 17,674,163.96
  4. Step 4: Simplify right side
    43,215,218.42x = 1,145,266,511,901,788
  5. Step 5: Solve for x
    x = 1,145,266,511,901,788/43,215,218.42
  6. Step 6: Final answer
    x = 26,501,463.00

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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.