Home / 83,012,172.84-114,587,367.66-49,973,957.64

Finding the Fourth Proportional to 83,012,172.84, 114,587,367.66 and 49,973,957.64

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Solution

The fourth proportional to 83,012,172.84, 114,587,367.66 and 49,973,957.64 is: 68,982,464.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,012,172.84 : 114,587,367.66 = 49,973,957.64 : x
  2. Step 2: Convert to fraction form
    83,012,172.84/114,587,367.66 = 49,973,957.64/x
  3. Step 3: Cross multiply
    83,012,172.84x = 114,587,367.66 × 49,973,957.64
  4. Step 4: Simplify right side
    83,012,172.84x = 5,726,384,257,519,946
  5. Step 5: Solve for x
    x = 5,726,384,257,519,946/83,012,172.84
  6. Step 6: Final answer
    x = 68,982,464.40

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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.