Finding the Fourth Proportional to 9,343,417.20, 14,015,125.80 and 4,294,727.70
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Solution
The fourth proportional to 9,343,417.20, 14,015,125.80 and 4,294,727.70 is: 6,442,091.55
Step by Step Solution
- Step 1: Write the proportion equation
9,343,417.20 : 14,015,125.80 = 4,294,727.70 : x - Step 2: Convert to fraction form
9,343,417.20/14,015,125.80 = 4,294,727.70/x - Step 3: Cross multiply
9,343,417.20x = 14,015,125.80 × 4,294,727.70 - Step 4: Simplify right side
9,343,417.20x = 60,191,148,992,244.66 - Step 5: Solve for x
x = 60,191,148,992,244.66/9,343,417.20 - Step 6: Final answer
x = 6,442,091.55
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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.