Home / 68,802,792-94,926,474.23-39,028,536.60

Finding the Fourth Proportional to 68,802,792, 94,926,474.23 and 39,028,536.60

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Solution

The fourth proportional to 68,802,792, 94,926,474.23 and 39,028,536.60 is: 53,847,253.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,802,792 : 94,926,474.23 = 39,028,536.60 : x
  2. Step 2: Convert to fraction form
    68,802,792/94,926,474.23 = 39,028,536.60/x
  3. Step 3: Cross multiply
    68,802,792x = 94,926,474.23 × 39,028,536.60
  4. Step 4: Simplify right side
    68,802,792x = 3,704,841,373,599,369
  5. Step 5: Solve for x
    x = 3,704,841,373,599,369/68,802,792
  6. Step 6: Final answer
    x = 53,847,253.37

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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.