Finding the Fourth Proportional to 51,414,787.20, 77,121,847.84 and 13,075,970
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Solution
The fourth proportional to 51,414,787.20, 77,121,847.84 and 13,075,970 is: 19,613,870.32
Step by Step Solution
- Step 1: Write the proportion equation
51,414,787.20 : 77,121,847.84 = 13,075,970 : x - Step 2: Convert to fraction form
51,414,787.20/77,121,847.84 = 13,075,970/x - Step 3: Cross multiply
51,414,787.20x = 77,121,847.84 × 13,075,970 - Step 4: Simplify right side
51,414,787.20x = 1,008,442,968,700,404.88 - Step 5: Solve for x
x = 1,008,442,968,700,404.88/51,414,787.20 - Step 6: Final answer
x = 19,613,870.32
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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.