Finding the Fourth Proportional to 74,390,664.18, 102,652,069.05 and 41,346,989.58
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Solution
The fourth proportional to 74,390,664.18, 102,652,069.05 and 41,346,989.58 is: 57,054,928.55
Step by Step Solution
- Step 1: Write the proportion equation
74,390,664.18 : 102,652,069.05 = 41,346,989.58 : x - Step 2: Convert to fraction form
74,390,664.18/102,652,069.05 = 41,346,989.58/x - Step 3: Cross multiply
74,390,664.18x = 102,652,069.05 × 41,346,989.58 - Step 4: Simplify right side
74,390,664.18x = 4,244,354,029,375,790 - Step 5: Solve for x
x = 4,244,354,029,375,790/74,390,664.18 - Step 6: Final answer
x = 57,054,928.55
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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.