Finding the Fourth Proportional to 11,187,719.12, 16,798,328.76 and 6,400,805.84
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Solution
The fourth proportional to 11,187,719.12, 16,798,328.76 and 6,400,805.84 is: 9,610,791.95
Step by Step Solution
- Step 1: Write the proportion equation
11,187,719.12 : 16,798,328.76 = 6,400,805.84 : x - Step 2: Convert to fraction form
11,187,719.12/16,798,328.76 = 6,400,805.84/x - Step 3: Cross multiply
11,187,719.12x = 16,798,328.76 × 6,400,805.84 - Step 4: Simplify right side
11,187,719.12x = 107,522,840,829,247.97 - Step 5: Solve for x
x = 107,522,840,829,247.97/11,187,719.12 - Step 6: Final answer
x = 9,610,791.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.