Home / 55,508,163.54-76,602,172.82-30,389,853.89

Finding the Fourth Proportional to 55,508,163.54, 76,602,172.82 and 30,389,853.89

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Solution

The fourth proportional to 55,508,163.54, 76,602,172.82 and 30,389,853.89 is: 41,938,495.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,508,163.54 : 76,602,172.82 = 30,389,853.89 : x
  2. Step 2: Convert to fraction form
    55,508,163.54/76,602,172.82 = 30,389,853.89/x
  3. Step 3: Cross multiply
    55,508,163.54x = 76,602,172.82 × 30,389,853.89
  4. Step 4: Simplify right side
    55,508,163.54x = 2,327,928,839,121,369
  5. Step 5: Solve for x
    x = 2,327,928,839,121,369/55,508,163.54
  6. Step 6: Final answer
    x = 41,938,495.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.