Finding the Fourth Proportional to 54,980,339.62, 75,868,351.43 and 30,199,245.79
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Solution
The fourth proportional to 54,980,339.62, 75,868,351.43 and 30,199,245.79 is: 41,672,477.99
Step by Step Solution
- Step 1: Write the proportion equation
54,980,339.62 : 75,868,351.43 = 30,199,245.79 : x - Step 2: Convert to fraction form
54,980,339.62/75,868,351.43 = 30,199,245.79/x - Step 3: Cross multiply
54,980,339.62x = 75,868,351.43 × 30,199,245.79 - Step 4: Simplify right side
54,980,339.62x = 2,291,166,992,706,339 - Step 5: Solve for x
x = 2,291,166,992,706,339/54,980,339.62 - Step 6: Final answer
x = 41,672,477.99
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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.