Finding the Fourth Proportional to 39,807,374.67, 54,913,108.14 and 27,395,920.53
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Solution
The fourth proportional to 39,807,374.67, 54,913,108.14 and 27,395,920.53 is: 37,791,870.45
Step by Step Solution
- Step 1: Write the proportion equation
39,807,374.67 : 54,913,108.14 = 27,395,920.53 : x - Step 2: Convert to fraction form
39,807,374.67/54,913,108.14 = 27,395,920.53/x - Step 3: Cross multiply
39,807,374.67x = 54,913,108.14 × 27,395,920.53 - Step 4: Simplify right side
39,807,374.67x = 1,504,395,146,658,736.25 - Step 5: Solve for x
x = 1,504,395,146,658,736.25/39,807,374.67 - Step 6: Final answer
x = 37,791,870.45
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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.