Finding the Fourth Proportional to 10,745,097.12, 14,829,279.12 and 8,024,119.20
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Solution
The fourth proportional to 10,745,097.12, 14,829,279.12 and 8,024,119.20 is: 11,074,064.94
Step by Step Solution
- Step 1: Write the proportion equation
10,745,097.12 : 14,829,279.12 = 8,024,119.20 : x - Step 2: Convert to fraction form
10,745,097.12/14,829,279.12 = 8,024,119.20/x - Step 3: Cross multiply
10,745,097.12x = 14,829,279.12 × 8,024,119.20 - Step 4: Simplify right side
10,745,097.12x = 118,991,903,308,951.09 - Step 5: Solve for x
x = 118,991,903,308,951.09/10,745,097.12 - Step 6: Final answer
x = 11,074,064.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.