Finding the Fourth Proportional to 14,429,394, 19,912,170.60 and 8,234,328.24
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Solution
The fourth proportional to 14,429,394, 19,912,170.60 and 8,234,328.24 is: 11,363,148.63
Step by Step Solution
- Step 1: Write the proportion equation
14,429,394 : 19,912,170.60 = 8,234,328.24 : x - Step 2: Convert to fraction form
14,429,394/19,912,170.60 = 8,234,328.24/x - Step 3: Cross multiply
14,429,394x = 19,912,170.60 × 8,234,328.24 - Step 4: Simplify right side
14,429,394x = 163,963,348,691,277.75 - Step 5: Solve for x
x = 163,963,348,691,277.75/14,429,394 - Step 6: Final answer
x = 11,363,148.63
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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.