Home / 25,386,096.94-38,084,608.21-7,878,308.33

Finding the Fourth Proportional to 25,386,096.94, 38,084,608.21 and 7,878,308.33

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Solution

The fourth proportional to 25,386,096.94, 38,084,608.21 and 7,878,308.33 is: 11,819,157.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,386,096.94 : 38,084,608.21 = 7,878,308.33 : x
  2. Step 2: Convert to fraction form
    25,386,096.94/38,084,608.21 = 7,878,308.33/x
  3. Step 3: Cross multiply
    25,386,096.94x = 38,084,608.21 × 7,878,308.33
  4. Step 4: Simplify right side
    25,386,096.94x = 300,042,286,105,629.38
  5. Step 5: Solve for x
    x = 300,042,286,105,629.38/25,386,096.94
  6. Step 6: Final answer
    x = 11,819,157.82

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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.