Home / 69,779,942.68-96,296,325.30-38,839,447.72

Finding the Fourth Proportional to 69,779,942.68, 96,296,325.30 and 38,839,447.72

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Solution

The fourth proportional to 69,779,942.68, 96,296,325.30 and 38,839,447.72 is: 53,598,440.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,779,942.68 : 96,296,325.30 = 38,839,447.72 : x
  2. Step 2: Convert to fraction form
    69,779,942.68/96,296,325.30 = 38,839,447.72/x
  3. Step 3: Cross multiply
    69,779,942.68x = 96,296,325.30 × 38,839,447.72
  4. Step 4: Simplify right side
    69,779,942.68x = 3,740,096,092,117,463
  5. Step 5: Solve for x
    x = 3,740,096,092,117,463/69,779,942.68
  6. Step 6: Final answer
    x = 53,598,440.30

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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.