Finding the Fourth Proportional to 10,416,951.14, 14,375,390.71 and 5,771,038.13
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Solution
The fourth proportional to 10,416,951.14, 14,375,390.71 and 5,771,038.13 is: 7,964,031.60
Step by Step Solution
- Step 1: Write the proportion equation
10,416,951.14 : 14,375,390.71 = 5,771,038.13 : x - Step 2: Convert to fraction form
10,416,951.14/14,375,390.71 = 5,771,038.13/x - Step 3: Cross multiply
10,416,951.14x = 14,375,390.71 × 5,771,038.13 - Step 4: Simplify right side
10,416,951.14x = 82,960,927,980,343.22 - Step 5: Solve for x
x = 82,960,927,980,343.22/10,416,951.14 - Step 6: Final answer
x = 7,964,031.60
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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.