Finding the Fourth Proportional to 7,537,905.42, 11,306,924.55 and 2,146,551.36
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Solution
The fourth proportional to 7,537,905.42, 11,306,924.55 and 2,146,551.36 is: 3,219,845.95
Step by Step Solution
- Step 1: Write the proportion equation
7,537,905.42 : 11,306,924.55 = 2,146,551.36 : x - Step 2: Convert to fraction form
7,537,905.42/11,306,924.55 = 2,146,551.36/x - Step 3: Cross multiply
7,537,905.42x = 11,306,924.55 × 2,146,551.36 - Step 4: Simplify right side
7,537,905.42x = 24,270,894,270,219.89 - Step 5: Solve for x
x = 24,270,894,270,219.89/7,537,905.42 - Step 6: Final answer
x = 3,219,845.95
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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.