Finding the Fourth Proportional to 16,927,352.95, 23,366,897.48 and 11,428,176.08
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Solution
The fourth proportional to 16,927,352.95, 23,366,897.48 and 11,428,176.08 is: 15,775,710.45
Step by Step Solution
- Step 1: Write the proportion equation
16,927,352.95 : 23,366,897.48 = 11,428,176.08 : x - Step 2: Convert to fraction form
16,927,352.95/23,366,897.48 = 11,428,176.08/x - Step 3: Cross multiply
16,927,352.95x = 23,366,897.48 × 11,428,176.08 - Step 4: Simplify right side
16,927,352.95x = 267,041,018,844,748.28 - Step 5: Solve for x
x = 267,041,018,844,748.28/16,927,352.95 - Step 6: Final answer
x = 15,775,710.45
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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.