Home / 55,292,749.03-76,304,026.11-30,846,463.03

Finding the Fourth Proportional to 55,292,749.03, 76,304,026.11 and 30,846,463.03

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Solution

The fourth proportional to 55,292,749.03, 76,304,026.11 and 30,846,463.03 is: 42,568,137.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,292,749.03 : 76,304,026.11 = 30,846,463.03 : x
  2. Step 2: Convert to fraction form
    55,292,749.03/76,304,026.11 = 30,846,463.03/x
  3. Step 3: Cross multiply
    55,292,749.03x = 76,304,026.11 × 30,846,463.03
  4. Step 4: Simplify right side
    55,292,749.03x = 2,353,709,320,442,270
  5. Step 5: Solve for x
    x = 2,353,709,320,442,270/55,292,749.03
  6. Step 6: Final answer
    x = 42,568,137.08

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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.