Finding the Fourth Proportional to 7,059,053.04, 9,742,213.08 and 4,159,348.08
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Solution
The fourth proportional to 7,059,053.04, 9,742,213.08 and 4,159,348.08 is: 5,740,324.52
Step by Step Solution
- Step 1: Write the proportion equation
7,059,053.04 : 9,742,213.08 = 4,159,348.08 : x - Step 2: Convert to fraction form
7,059,053.04/9,742,213.08 = 4,159,348.08/x - Step 3: Cross multiply
7,059,053.04x = 9,742,213.08 × 4,159,348.08 - Step 4: Simplify right side
7,059,053.04x = 40,521,255,269,248.89 - Step 5: Solve for x
x = 40,521,255,269,248.89/7,059,053.04 - Step 6: Final answer
x = 5,740,324.52
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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.