Finding the Fourth Proportional to 7,672,588.41, 10,587,417.68 and 4,234,607.79
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Solution
The fourth proportional to 7,672,588.41, 10,587,417.68 and 4,234,607.79 is: 5,843,342.42
Step by Step Solution
- Step 1: Write the proportion equation
7,672,588.41 : 10,587,417.68 = 4,234,607.79 : x - Step 2: Convert to fraction form
7,672,588.41/10,587,417.68 = 4,234,607.79/x - Step 3: Cross multiply
7,672,588.41x = 10,587,417.68 × 4,234,607.79 - Step 4: Simplify right side
7,672,588.41x = 44,833,561,362,538.70 - Step 5: Solve for x
x = 44,833,561,362,538.70/7,672,588.41 - Step 6: Final answer
x = 5,843,342.42
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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.