Finding the Fourth Proportional to 18,838,418.36, 28,239,691.29 and 6,049,954.98
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Solution
The fourth proportional to 18,838,418.36, 28,239,691.29 and 6,049,954.98 is: 9,069,172.25
Step by Step Solution
- Step 1: Write the proportion equation
18,838,418.36 : 28,239,691.29 = 6,049,954.98 : x - Step 2: Convert to fraction form
18,838,418.36/28,239,691.29 = 6,049,954.98/x - Step 3: Cross multiply
18,838,418.36x = 28,239,691.29 × 6,049,954.98 - Step 4: Simplify right side
18,838,418.36x = 170,848,860,953,598.12 - Step 5: Solve for x
x = 170,848,860,953,598.12/18,838,418.36 - Step 6: Final answer
x = 9,069,172.25
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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.