Finding the Fourth Proportional to 10,824,206.99, 14,930,524.35 and 7,103,279.34
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Solution
The fourth proportional to 10,824,206.99, 14,930,524.35 and 7,103,279.34 is: 9,798,009.71
Step by Step Solution
- Step 1: Write the proportion equation
10,824,206.99 : 14,930,524.35 = 7,103,279.34 : x - Step 2: Convert to fraction form
10,824,206.99/14,930,524.35 = 7,103,279.34/x - Step 3: Cross multiply
10,824,206.99x = 14,930,524.35 × 7,103,279.34 - Step 4: Simplify right side
10,824,206.99x = 106,055,685,150,721.92 - Step 5: Solve for x
x = 106,055,685,150,721.92/10,824,206.99 - Step 6: Final answer
x = 9,798,009.71
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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.