Finding the Fourth Proportional to 10,346,836.42, 14,277,951.18 and 6,214,412.11
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Solution
The fourth proportional to 10,346,836.42, 14,277,951.18 and 6,214,412.11 is: 8,575,478.45
Step by Step Solution
- Step 1: Write the proportion equation
10,346,836.42 : 14,277,951.18 = 6,214,412.11 : x - Step 2: Convert to fraction form
10,346,836.42/14,277,951.18 = 6,214,412.11/x - Step 3: Cross multiply
10,346,836.42x = 14,277,951.18 × 6,214,412.11 - Step 4: Simplify right side
10,346,836.42x = 88,729,072,718,980.80 - Step 5: Solve for x
x = 88,729,072,718,980.80/10,346,836.42 - Step 6: Final answer
x = 8,575,478.45
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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.