Finding the Fourth Proportional to 11,195,440.40, 16,768,277.40 and 9,702,448.40
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Solution
The fourth proportional to 11,195,440.40, 16,768,277.40 and 9,702,448.40 is: 14,532,107.75
Step by Step Solution
- Step 1: Write the proportion equation
11,195,440.40 : 16,768,277.40 = 9,702,448.40 : x - Step 2: Convert to fraction form
11,195,440.40/16,768,277.40 = 9,702,448.40/x - Step 3: Cross multiply
11,195,440.40x = 16,768,277.40 × 9,702,448.40 - Step 4: Simplify right side
11,195,440.40x = 162,693,346,230,386.16 - Step 5: Solve for x
x = 162,693,346,230,386.16/11,195,440.40 - Step 6: Final answer
x = 14,532,107.75
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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.