Finding the Fourth Proportional to 19,997,839.32, 29,998,314.18 and 6,536,028.12
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Solution
The fourth proportional to 19,997,839.32, 29,998,314.18 and 6,536,028.12 is: 9,804,550.48
Step by Step Solution
- Step 1: Write the proportion equation
19,997,839.32 : 29,998,314.18 = 6,536,028.12 : x - Step 2: Convert to fraction form
19,997,839.32/29,998,314.18 = 6,536,028.12/x - Step 3: Cross multiply
19,997,839.32x = 29,998,314.18 × 6,536,028.12 - Step 4: Simplify right side
19,997,839.32x = 196,069,825,033,074.75 - Step 5: Solve for x
x = 196,069,825,033,074.75/19,997,839.32 - Step 6: Final answer
x = 9,804,550.48
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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.