Finding the Fourth Proportional to 18,517,580.04, 27,819,060.30 and 17,752,317.96
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Solution
The fourth proportional to 18,517,580.04, 27,819,060.30 and 17,752,317.96 is: 26,669,402.95
Step by Step Solution
- Step 1: Write the proportion equation
18,517,580.04 : 27,819,060.30 = 17,752,317.96 : x - Step 2: Convert to fraction form
18,517,580.04/27,819,060.30 = 17,752,317.96/x - Step 3: Cross multiply
18,517,580.04x = 27,819,060.30 × 17,752,317.96 - Step 4: Simplify right side
18,517,580.04x = 493,852,803,794,013 - Step 5: Solve for x
x = 493,852,803,794,013/18,517,580.04 - Step 6: Final answer
x = 26,669,402.95
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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.