Finding the Fourth Proportional to 19,948,635.14, 29,879,650.10 and 12,248,907.98
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Solution
The fourth proportional to 19,948,635.14, 29,879,650.10 and 12,248,907.98 is: 18,346,773.19
Step by Step Solution
- Step 1: Write the proportion equation
19,948,635.14 : 29,879,650.10 = 12,248,907.98 : x - Step 2: Convert to fraction form
19,948,635.14/29,879,650.10 = 12,248,907.98/x - Step 3: Cross multiply
19,948,635.14x = 29,879,650.10 × 12,248,907.98 - Step 4: Simplify right side
19,948,635.14x = 365,993,084,338,855 - Step 5: Solve for x
x = 365,993,084,338,855/19,948,635.14 - Step 6: Final answer
x = 18,346,773.19
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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.