Home / 79,219,555.01-118,745,464.40-26,647,178.50

Finding the Fourth Proportional to 79,219,555.01, 118,745,464.40 and 26,647,178.50

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Solution

The fourth proportional to 79,219,555.01, 118,745,464.40 and 26,647,178.50 is: 39,942,556.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,219,555.01 : 118,745,464.40 = 26,647,178.50 : x
  2. Step 2: Convert to fraction form
    79,219,555.01/118,745,464.40 = 26,647,178.50/x
  3. Step 3: Cross multiply
    79,219,555.01x = 118,745,464.40 × 26,647,178.50
  4. Step 4: Simplify right side
    79,219,555.01x = 3,164,231,585,833,463
  5. Step 5: Solve for x
    x = 3,164,231,585,833,463/79,219,555.01
  6. Step 6: Final answer
    x = 39,942,556.93

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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.