Finding the Fourth Proportional to 16,643,965.80, 24,965,948.70 and 16,643,965.80
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Solution
The fourth proportional to 16,643,965.80, 24,965,948.70 and 16,643,965.80 is: 24,965,948.70
Step by Step Solution
- Step 1: Write the proportion equation
16,643,965.80 : 24,965,948.70 = 16,643,965.80 : x - Step 2: Convert to fraction form
16,643,965.80/24,965,948.70 = 16,643,965.80/x - Step 3: Cross multiply
16,643,965.80x = 24,965,948.70 × 16,643,965.80 - Step 4: Simplify right side
16,643,965.80x = 415,532,396,327,354.44 - Step 5: Solve for x
x = 415,532,396,327,354.44/16,643,965.80 - Step 6: Final answer
x = 24,965,948.70
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1.5x scale
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.