Finding the Fourth Proportional to 54,183,355.25, 74,774,693.69 and 31,852,245.96
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Solution
The fourth proportional to 54,183,355.25, 74,774,693.69 and 31,852,245.96 is: 43,957,077.30
Step by Step Solution
- Step 1: Write the proportion equation
54,183,355.25 : 74,774,693.69 = 31,852,245.96 : x - Step 2: Convert to fraction form
54,183,355.25/74,774,693.69 = 31,852,245.96/x - Step 3: Cross multiply
54,183,355.25x = 74,774,693.69 × 31,852,245.96 - Step 4: Simplify right side
54,183,355.25x = 2,381,741,934,838,279 - Step 5: Solve for x
x = 2,381,741,934,838,279/54,183,355.25 - Step 6: Final answer
x = 43,957,077.30
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.