Finding the Fourth Proportional to 11,197,317.20, 16,783,534.20 and 6,152,248.40
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Solution
The fourth proportional to 11,197,317.20, 16,783,534.20 and 6,152,248.40 is: 9,221,536.69
Step by Step Solution
- Step 1: Write the proportion equation
11,197,317.20 : 16,783,534.20 = 6,152,248.40 : x - Step 2: Convert to fraction form
11,197,317.20/16,783,534.20 = 6,152,248.40/x - Step 3: Cross multiply
11,197,317.20x = 16,783,534.20 × 6,152,248.40 - Step 4: Simplify right side
11,197,317.20x = 103,256,471,428,295.28 - Step 5: Solve for x
x = 103,256,471,428,295.28/11,197,317.20 - Step 6: Final answer
x = 9,221,536.69
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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.