Finding the Fourth Proportional to 10,349,364.30, 15,552,040.05 and 9,117,645.90
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Solution
The fourth proportional to 10,349,364.30, 15,552,040.05 and 9,117,645.90 is: 13,701,130.82
Step by Step Solution
- Step 1: Write the proportion equation
10,349,364.30 : 15,552,040.05 = 9,117,645.90 : x - Step 2: Convert to fraction form
10,349,364.30/15,552,040.05 = 9,117,645.90/x - Step 3: Cross multiply
10,349,364.30x = 15,552,040.05 × 9,117,645.90 - Step 4: Simplify right side
10,349,364.30x = 141,797,994,198,518.31 - Step 5: Solve for x
x = 141,797,994,198,518.31/10,349,364.30 - Step 6: Final answer
x = 13,701,130.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.