Finding the Fourth Proportional to 71,014,825.41, 106,428,067.25 and 36,469,831.80
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Solution
The fourth proportional to 71,014,825.41, 106,428,067.25 and 36,469,831.80 is: 54,656,386.03
Step by Step Solution
- Step 1: Write the proportion equation
71,014,825.41 : 106,428,067.25 = 36,469,831.80 : x - Step 2: Convert to fraction form
71,014,825.41/106,428,067.25 = 36,469,831.80/x - Step 3: Cross multiply
71,014,825.41x = 106,428,067.25 × 36,469,831.80 - Step 4: Simplify right side
71,014,825.41x = 3,881,413,711,224,239 - Step 5: Solve for x
x = 3,881,413,711,224,239/71,014,825.41 - Step 6: Final answer
x = 54,656,386.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.