Finding the Fourth Proportional to 9,713,518.16, 14,567,738.40 and 2,888,253.20
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Solution
The fourth proportional to 9,713,518.16, 14,567,738.40 and 2,888,253.20 is: 4,331,624.89
Step by Step Solution
- Step 1: Write the proportion equation
9,713,518.16 : 14,567,738.40 = 2,888,253.20 : x - Step 2: Convert to fraction form
9,713,518.16/14,567,738.40 = 2,888,253.20/x - Step 3: Cross multiply
9,713,518.16x = 14,567,738.40 × 2,888,253.20 - Step 4: Simplify right side
9,713,518.16x = 42,075,317,050,562.88 - Step 5: Solve for x
x = 42,075,317,050,562.88/9,713,518.16 - Step 6: Final answer
x = 4,331,624.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.