Finding the Fourth Proportional to 10,546,454.12, 14,555,192.16 and 6,416,778.46
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Solution
The fourth proportional to 10,546,454.12, 14,555,192.16 and 6,416,778.46 is: 8,855,814.71
Step by Step Solution
- Step 1: Write the proportion equation
10,546,454.12 : 14,555,192.16 = 6,416,778.46 : x - Step 2: Convert to fraction form
10,546,454.12/14,555,192.16 = 6,416,778.46/x - Step 3: Cross multiply
10,546,454.12x = 14,555,192.16 × 6,416,778.46 - Step 4: Simplify right side
10,546,454.12x = 93,397,443,533,448.88 - Step 5: Solve for x
x = 93,397,443,533,448.88/10,546,454.12 - Step 6: Final answer
x = 8,855,814.71
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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.