Home / 30,004,442.03-41,412,791.12-18,241,210.87

Finding the Fourth Proportional to 30,004,442.03, 41,412,791.12 and 18,241,210.87

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Solution

The fourth proportional to 30,004,442.03, 41,412,791.12 and 18,241,210.87 is: 25,176,920.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,004,442.03 : 41,412,791.12 = 18,241,210.87 : x
  2. Step 2: Convert to fraction form
    30,004,442.03/41,412,791.12 = 18,241,210.87/x
  3. Step 3: Cross multiply
    30,004,442.03x = 41,412,791.12 × 18,241,210.87
  4. Step 4: Simplify right side
    30,004,442.03x = 755,419,455,328,119.38
  5. Step 5: Solve for x
    x = 755,419,455,328,119.38/30,004,442.03
  6. Step 6: Final answer
    x = 25,176,920.62

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1.5x scale

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.