Home / 5,676,912.30-8,515,368.45-5,117,040.30

Finding the Fourth Proportional to 5,676,912.30, 8,515,368.45 and 5,117,040.30

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Solution

The fourth proportional to 5,676,912.30, 8,515,368.45 and 5,117,040.30 is: 7,675,560.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,676,912.30 : 8,515,368.45 = 5,117,040.30 : x
  2. Step 2: Convert to fraction form
    5,676,912.30/8,515,368.45 = 5,117,040.30/x
  3. Step 3: Cross multiply
    5,676,912.30x = 8,515,368.45 × 5,117,040.30
  4. Step 4: Simplify right side
    5,676,912.30x = 43,573,483,527,998.53
  5. Step 5: Solve for x
    x = 43,573,483,527,998.53/5,676,912.30
  6. Step 6: Final answer
    x = 7,675,560.45

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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.