Finding the Fourth Proportional to 7,670,416.91, 11,502,635.24 and 2,875,489.88
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Solution
The fourth proportional to 7,670,416.91, 11,502,635.24 and 2,875,489.88 is: 4,312,113.88
Step by Step Solution
- Step 1: Write the proportion equation
7,670,416.91 : 11,502,635.24 = 2,875,489.88 : x - Step 2: Convert to fraction form
7,670,416.91/11,502,635.24 = 2,875,489.88/x - Step 3: Cross multiply
7,670,416.91x = 11,502,635.24 × 2,875,489.88 - Step 4: Simplify right side
7,670,416.91x = 33,075,711,175,626.92 - Step 5: Solve for x
x = 33,075,711,175,626.92/7,670,416.91 - Step 6: Final answer
x = 4,312,113.88
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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.