Home / 55,773,645.24-76,965,955.74-30,993,749.40

Finding the Fourth Proportional to 55,773,645.24, 76,965,955.74 and 30,993,749.40

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Solution

The fourth proportional to 55,773,645.24, 76,965,955.74 and 30,993,749.40 is: 42,770,443.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,773,645.24 : 76,965,955.74 = 30,993,749.40 : x
  2. Step 2: Convert to fraction form
    55,773,645.24/76,965,955.74 = 30,993,749.40/x
  3. Step 3: Cross multiply
    55,773,645.24x = 76,965,955.74 × 30,993,749.40
  4. Step 4: Simplify right side
    55,773,645.24x = 2,385,463,544,537,051.50
  5. Step 5: Solve for x
    x = 2,385,463,544,537,051.50/55,773,645.24
  6. Step 6: Final answer
    x = 42,770,443.54

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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.