Finding the Fourth Proportional to 28,913,125.44, 39,899,740.68 and 16,523,077.08
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Solution
The fourth proportional to 28,913,125.44, 39,899,740.68 and 16,523,077.08 is: 22,801,633.54
Step by Step Solution
- Step 1: Write the proportion equation
28,913,125.44 : 39,899,740.68 = 16,523,077.08 : x - Step 2: Convert to fraction form
28,913,125.44/39,899,740.68 = 16,523,077.08/x - Step 3: Cross multiply
28,913,125.44x = 39,899,740.68 × 16,523,077.08 - Step 4: Simplify right side
28,913,125.44x = 659,266,490,727,651.62 - Step 5: Solve for x
x = 659,266,490,727,651.62/28,913,125.44 - Step 6: Final answer
x = 22,801,633.54
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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.