Finding the Fourth Proportional to 7,569,063.69, 11,358,609.99 and 4,159,731.16
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Solution
The fourth proportional to 7,569,063.69, 11,358,609.99 and 4,159,731.16 is: 6,242,352.53
Step by Step Solution
- Step 1: Write the proportion equation
7,569,063.69 : 11,358,609.99 = 4,159,731.16 : x - Step 2: Convert to fraction form
7,569,063.69/11,358,609.99 = 4,159,731.16/x - Step 3: Cross multiply
7,569,063.69x = 11,358,609.99 × 4,159,731.16 - Step 4: Simplify right side
7,569,063.69x = 47,248,763,909,690.29 - Step 5: Solve for x
x = 47,248,763,909,690.29/7,569,063.69 - Step 6: Final answer
x = 6,242,352.53
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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.