Finding the Fourth Proportional to 19,930,267.44, 27,503,768.58 and 10,762,909.44
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Solution
The fourth proportional to 19,930,267.44, 27,503,768.58 and 10,762,909.44 is: 14,852,814.76
Step by Step Solution
- Step 1: Write the proportion equation
19,930,267.44 : 27,503,768.58 = 10,762,909.44 : x - Step 2: Convert to fraction form
19,930,267.44/27,503,768.58 = 10,762,909.44/x - Step 3: Cross multiply
19,930,267.44x = 27,503,768.58 × 10,762,909.44 - Step 4: Simplify right side
19,930,267.44x = 296,020,570,485,257.38 - Step 5: Solve for x
x = 296,020,570,485,257.38/19,930,267.44 - Step 6: Final answer
x = 14,852,814.76
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1.5x scale
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.