Home / 43,309,860.81-64,972,984.64-17,404,178.79

Finding the Fourth Proportional to 43,309,860.81, 64,972,984.64 and 17,404,178.79

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Solution

The fourth proportional to 43,309,860.81, 64,972,984.64 and 17,404,178.79 is: 26,109,560.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,309,860.81 : 64,972,984.64 = 17,404,178.79 : x
  2. Step 2: Convert to fraction form
    43,309,860.81/64,972,984.64 = 17,404,178.79/x
  3. Step 3: Cross multiply
    43,309,860.81x = 64,972,984.64 × 17,404,178.79
  4. Step 4: Simplify right side
    43,309,860.81x = 1,130,801,441,107,462.75
  5. Step 5: Solve for x
    x = 1,130,801,441,107,462.75/43,309,860.81
  6. Step 6: Final answer
    x = 26,109,560.73

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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.