Home / 7,098,338.25-9,795,706.79-4,042,836.81

Finding the Fourth Proportional to 7,098,338.25, 9,795,706.79 and 4,042,836.81

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Solution

The fourth proportional to 7,098,338.25, 9,795,706.79 and 4,042,836.81 is: 5,579,114.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,098,338.25 : 9,795,706.79 = 4,042,836.81 : x
  2. Step 2: Convert to fraction form
    7,098,338.25/9,795,706.79 = 4,042,836.81/x
  3. Step 3: Cross multiply
    7,098,338.25x = 9,795,706.79 × 4,042,836.81
  4. Step 4: Simplify right side
    7,098,338.25x = 39,602,443,970,364.76
  5. Step 5: Solve for x
    x = 39,602,443,970,364.76/7,098,338.25
  6. Step 6: Final answer
    x = 5,579,114.80

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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.