Finding the Fourth Proportional to 57,485,564.67, 79,330,915.85 and 32,705,218.19
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Solution
The fourth proportional to 57,485,564.67, 79,330,915.85 and 32,705,218.19 is: 45,133,677.06
Step by Step Solution
- Step 1: Write the proportion equation
57,485,564.67 : 79,330,915.85 = 32,705,218.19 : x - Step 2: Convert to fraction form
57,485,564.67/79,330,915.85 = 32,705,218.19/x - Step 3: Cross multiply
57,485,564.67x = 79,330,915.85 × 32,705,218.19 - Step 4: Simplify right side
57,485,564.67x = 2,594,534,911,526,598.50 - Step 5: Solve for x
x = 2,594,534,911,526,598.50/57,485,564.67 - Step 6: Final answer
x = 45,133,677.06
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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.