Finding the Fourth Proportional to 51,477,278.58, 77,218,836.06 and 16,465,468.19
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Solution
The fourth proportional to 51,477,278.58, 77,218,836.06 and 16,465,468.19 is: 24,699,135.70
Step by Step Solution
- Step 1: Write the proportion equation
51,477,278.58 : 77,218,836.06 = 16,465,468.19 : x - Step 2: Convert to fraction form
51,477,278.58/77,218,836.06 = 16,465,468.19/x - Step 3: Cross multiply
51,477,278.58x = 77,218,836.06 × 16,465,468.19 - Step 4: Simplify right side
51,477,278.58x = 1,271,444,289,173,331.50 - Step 5: Solve for x
x = 1,271,444,289,173,331.50/51,477,278.58 - Step 6: Final answer
x = 24,699,135.70
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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.