Finding the Fourth Proportional to 19,994,465.20, 27,592,355.25 and 10,827,107.95
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Solution
The fourth proportional to 19,994,465.20, 27,592,355.25 and 10,827,107.95 is: 14,941,405.33
Step by Step Solution
- Step 1: Write the proportion equation
19,994,465.20 : 27,592,355.25 = 10,827,107.95 : x - Step 2: Convert to fraction form
19,994,465.20/27,592,355.25 = 10,827,107.95/x - Step 3: Cross multiply
19,994,465.20x = 27,592,355.25 × 10,827,107.95 - Step 4: Simplify right side
19,994,465.20x = 298,745,408,852,008.81 - Step 5: Solve for x
x = 298,745,408,852,008.81/19,994,465.20 - Step 6: Final answer
x = 14,941,405.33
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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.