Finding the Fourth Proportional to 29,553,527.80, 44,330,291.70 and 28,293,815.80
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Solution
The fourth proportional to 29,553,527.80, 44,330,291.70 and 28,293,815.80 is: 42,440,723.70
Step by Step Solution
- Step 1: Write the proportion equation
29,553,527.80 : 44,330,291.70 = 28,293,815.80 : x - Step 2: Convert to fraction form
29,553,527.80/44,330,291.70 = 28,293,815.80/x - Step 3: Cross multiply
29,553,527.80x = 44,330,291.70 × 28,293,815.80 - Step 4: Simplify right side
29,553,527.80x = 1,254,273,107,720,069 - Step 5: Solve for x
x = 1,254,273,107,720,069/29,553,527.80 - Step 6: Final answer
x = 42,440,723.70
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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.