Home / 79,507,335.69-119,263,661.06-21,994,790.67

Finding the Fourth Proportional to 79,507,335.69, 119,263,661.06 and 21,994,790.67

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Solution

The fourth proportional to 79,507,335.69, 119,263,661.06 and 21,994,790.67 is: 32,992,921.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,507,335.69 : 119,263,661.06 = 21,994,790.67 : x
  2. Step 2: Convert to fraction form
    79,507,335.69/119,263,661.06 = 21,994,790.67/x
  3. Step 3: Cross multiply
    79,507,335.69x = 119,263,661.06 × 21,994,790.67
  4. Step 4: Simplify right side
    79,507,335.69x = 2,623,179,259,442,556.50
  5. Step 5: Solve for x
    x = 2,623,179,259,442,556.50/79,507,335.69
  6. Step 6: Final answer
    x = 32,992,921.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.