Home / 69,779,942.18-96,296,324.61-38,839,447.22

Finding the Fourth Proportional to 69,779,942.18, 96,296,324.61 and 38,839,447.22

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Solution

The fourth proportional to 69,779,942.18, 96,296,324.61 and 38,839,447.22 is: 53,598,439.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,779,942.18 : 96,296,324.61 = 38,839,447.22 : x
  2. Step 2: Convert to fraction form
    69,779,942.18/96,296,324.61 = 38,839,447.22/x
  3. Step 3: Cross multiply
    69,779,942.18x = 96,296,324.61 × 38,839,447.22
  4. Step 4: Simplify right side
    69,779,942.18x = 3,740,096,017,170,082
  5. Step 5: Solve for x
    x = 3,740,096,017,170,082/69,779,942.18
  6. Step 6: Final answer
    x = 53,598,439.61

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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.