Home / 25,105,687.40-37,658,531.10-7,152,458.60

Finding the Fourth Proportional to 25,105,687.40, 37,658,531.10 and 7,152,458.60

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Solution

The fourth proportional to 25,105,687.40, 37,658,531.10 and 7,152,458.60 is: 10,728,687.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,105,687.40 : 37,658,531.10 = 7,152,458.60 : x
  2. Step 2: Convert to fraction form
    25,105,687.40/37,658,531.10 = 7,152,458.60/x
  3. Step 3: Cross multiply
    25,105,687.40x = 37,658,531.10 × 7,152,458.60
  4. Step 4: Simplify right side
    25,105,687.40x = 269,351,084,629,562.47
  5. Step 5: Solve for x
    x = 269,351,084,629,562.47/25,105,687.40
  6. Step 6: Final answer
    x = 10,728,687.90

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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.