Finding the Fourth Proportional to 79,860,537.36, 110,207,541.24 and 43,191,108.36
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Solution
The fourth proportional to 79,860,537.36, 110,207,541.24 and 43,191,108.36 is: 59,603,729.37
Step by Step Solution
- Step 1: Write the proportion equation
79,860,537.36 : 110,207,541.24 = 43,191,108.36 : x - Step 2: Convert to fraction form
79,860,537.36/110,207,541.24 = 43,191,108.36/x - Step 3: Cross multiply
79,860,537.36x = 110,207,541.24 × 43,191,108.36 - Step 4: Simplify right side
79,860,537.36x = 4,759,985,855,786,008 - Step 5: Solve for x
x = 4,759,985,855,786,008/79,860,537.36 - Step 6: Final answer
x = 59,603,729.37
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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.