Finding the Fourth Proportional to 18,032,003.80, 27,065,720.40 and 8,944,362.70
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Solution
The fourth proportional to 18,032,003.80, 27,065,720.40 and 8,944,362.70 is: 13,425,331.02
Step by Step Solution
- Step 1: Write the proportion equation
18,032,003.80 : 27,065,720.40 = 8,944,362.70 : x - Step 2: Convert to fraction form
18,032,003.80/27,065,720.40 = 8,944,362.70/x - Step 3: Cross multiply
18,032,003.80x = 27,065,720.40 × 8,944,362.70 - Step 4: Simplify right side
18,032,003.80x = 242,085,619,994,389.03 - Step 5: Solve for x
x = 242,085,619,994,389.03/18,032,003.80 - Step 6: Final answer
x = 13,425,331.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.