Finding the Fourth Proportional to 9,860,190.80, 14,789,119.80 and 2,671,278.80
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Solution
The fourth proportional to 9,860,190.80, 14,789,119.80 and 2,671,278.80 is: 4,006,602.20
Step by Step Solution
- Step 1: Write the proportion equation
9,860,190.80 : 14,789,119.80 = 2,671,278.80 : x - Step 2: Convert to fraction form
9,860,190.80/14,789,119.80 = 2,671,278.80/x - Step 3: Cross multiply
9,860,190.80x = 14,789,119.80 × 2,671,278.80 - Step 4: Simplify right side
9,860,190.80x = 39,505,862,192,400.24 - Step 5: Solve for x
x = 39,505,862,192,400.24/9,860,190.80 - Step 6: Final answer
x = 4,006,602.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.