Finding the Fourth Proportional to 7,805,332.64, 11,707,933.22 and 6,100,909.58
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Solution
The fourth proportional to 7,805,332.64, 11,707,933.22 and 6,100,909.58 is: 9,151,312.99
Step by Step Solution
- Step 1: Write the proportion equation
7,805,332.64 : 11,707,933.22 = 6,100,909.58 : x - Step 2: Convert to fraction form
7,805,332.64/11,707,933.22 = 6,100,909.58/x - Step 3: Cross multiply
7,805,332.64x = 11,707,933.22 × 6,100,909.58 - Step 4: Simplify right side
7,805,332.64x = 71,429,041,943,898.25 - Step 5: Solve for x
x = 71,429,041,943,898.25/7,805,332.64 - Step 6: Final answer
x = 9,151,312.99
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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.