Home / 43,185,312.79-64,777,969.19-14,431,448.37

Finding the Fourth Proportional to 43,185,312.79, 64,777,969.19 and 14,431,448.37

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Solution

The fourth proportional to 43,185,312.79, 64,777,969.19 and 14,431,448.37 is: 21,647,172.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,185,312.79 : 64,777,969.19 = 14,431,448.37 : x
  2. Step 2: Convert to fraction form
    43,185,312.79/64,777,969.19 = 14,431,448.37/x
  3. Step 3: Cross multiply
    43,185,312.79x = 64,777,969.19 × 14,431,448.37
  4. Step 4: Simplify right side
    43,185,312.79x = 934,839,918,071,782.75
  5. Step 5: Solve for x
    x = 934,839,918,071,782.75/43,185,312.79
  6. Step 6: Final answer
    x = 21,647,172.56

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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.