Finding the Fourth Proportional to 18,266,901, 27,397,989.36 and 8,688,365.88
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Solution
The fourth proportional to 18,266,901, 27,397,989.36 and 8,688,365.88 is: 13,031,425.31
Step by Step Solution
- Step 1: Write the proportion equation
18,266,901 : 27,397,989.36 = 8,688,365.88 : x - Step 2: Convert to fraction form
18,266,901/27,397,989.36 = 8,688,365.88/x - Step 3: Cross multiply
18,266,901x = 27,397,989.36 × 8,688,365.88 - Step 4: Simplify right side
18,266,901x = 238,043,755,936,027.06 - Step 5: Solve for x
x = 238,043,755,936,027.06/18,266,901 - Step 6: Final answer
x = 13,031,425.31
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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.