Finding the Fourth Proportional to 10,774,193.85, 14,868,701.60 and 5,879,731.21
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Solution
The fourth proportional to 10,774,193.85, 14,868,701.60 and 5,879,731.21 is: 8,114,200.48
Step by Step Solution
- Step 1: Write the proportion equation
10,774,193.85 : 14,868,701.60 = 5,879,731.21 : x - Step 2: Convert to fraction form
10,774,193.85/14,868,701.60 = 5,879,731.21/x - Step 3: Cross multiply
10,774,193.85x = 14,868,701.60 × 5,879,731.21 - Step 4: Simplify right side
10,774,193.85x = 87,423,968,866,526.25 - Step 5: Solve for x
x = 87,423,968,866,526.25/10,774,193.85 - Step 6: Final answer
x = 8,114,200.48
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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.