Home / 7,194,889.26-9,929,076.96-3,931,841.52

Finding the Fourth Proportional to 7,194,889.26, 9,929,076.96 and 3,931,841.52

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Solution

The fourth proportional to 7,194,889.26, 9,929,076.96 and 3,931,841.52 is: 5,426,012.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,194,889.26 : 9,929,076.96 = 3,931,841.52 : x
  2. Step 2: Convert to fraction form
    7,194,889.26/9,929,076.96 = 3,931,841.52/x
  3. Step 3: Cross multiply
    7,194,889.26x = 9,929,076.96 × 3,931,841.52
  4. Step 4: Simplify right side
    7,194,889.26x = 39,039,557,046,603.38
  5. Step 5: Solve for x
    x = 39,039,557,046,603.38/7,194,889.26
  6. Step 6: Final answer
    x = 5,426,012.22

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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.