Finding the Fourth Proportional to 8,614,681.98, 11,888,339.67 and 4,747,341.84
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Solution
The fourth proportional to 8,614,681.98, 11,888,339.67 and 4,747,341.84 is: 6,551,375.02
Step by Step Solution
- Step 1: Write the proportion equation
8,614,681.98 : 11,888,339.67 = 4,747,341.84 : x - Step 2: Convert to fraction form
8,614,681.98/11,888,339.67 = 4,747,341.84/x - Step 3: Cross multiply
8,614,681.98x = 11,888,339.67 × 4,747,341.84 - Step 4: Simplify right side
8,614,681.98x = 56,438,012,323,522.79 - Step 5: Solve for x
x = 56,438,012,323,522.79/8,614,681.98 - Step 6: Final answer
x = 6,551,375.02
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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.