Finding the Fourth Proportional to 16,639,246.08, 22,962,311.52 and 9,763,842.72
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Solution
The fourth proportional to 16,639,246.08, 22,962,311.52 and 9,763,842.72 is: 13,474,192.11
Step by Step Solution
- Step 1: Write the proportion equation
16,639,246.08 : 22,962,311.52 = 9,763,842.72 : x - Step 2: Convert to fraction form
16,639,246.08/22,962,311.52 = 9,763,842.72/x - Step 3: Cross multiply
16,639,246.08x = 22,962,311.52 × 9,763,842.72 - Step 4: Simplify right side
16,639,246.08x = 224,200,398,168,924.16 - Step 5: Solve for x
x = 224,200,398,168,924.16/16,639,246.08 - Step 6: Final answer
x = 13,474,192.11
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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.