Home / 75,082,623-103,614,019.74-40,743,807

Finding the Fourth Proportional to 75,082,623, 103,614,019.74 and 40,743,807

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Solution

The fourth proportional to 75,082,623, 103,614,019.74 and 40,743,807 is: 56,226,453.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,082,623 : 103,614,019.74 = 40,743,807 : x
  2. Step 2: Convert to fraction form
    75,082,623/103,614,019.74 = 40,743,807/x
  3. Step 3: Cross multiply
    75,082,623x = 103,614,019.74 × 40,743,807
  4. Step 4: Simplify right side
    75,082,623x = 4,221,629,622,780,750
  5. Step 5: Solve for x
    x = 4,221,629,622,780,750/75,082,623
  6. Step 6: Final answer
    x = 56,226,453.66

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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.