Finding the Fourth Proportional to 16,295,203.60, 24,442,805.40 and 8,205,053.20
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Solution
The fourth proportional to 16,295,203.60, 24,442,805.40 and 8,205,053.20 is: 12,307,579.80
Step by Step Solution
- Step 1: Write the proportion equation
16,295,203.60 : 24,442,805.40 = 8,205,053.20 : x - Step 2: Convert to fraction form
16,295,203.60/24,442,805.40 = 8,205,053.20/x - Step 3: Cross multiply
16,295,203.60x = 24,442,805.40 × 8,205,053.20 - Step 4: Simplify right side
16,295,203.60x = 200,554,518,664,247.28 - Step 5: Solve for x
x = 200,554,518,664,247.28/16,295,203.60 - Step 6: Final answer
x = 12,307,579.80
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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.