Finding the Fourth Proportional to 7,411,889.21, 11,119,750.47 and 4,340,474.10
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Solution
The fourth proportional to 7,411,889.21, 11,119,750.47 and 4,340,474.10 is: 6,511,833.57
Step by Step Solution
- Step 1: Write the proportion equation
7,411,889.21 : 11,119,750.47 = 4,340,474.10 : x - Step 2: Convert to fraction form
7,411,889.21/11,119,750.47 = 4,340,474.10/x - Step 3: Cross multiply
7,411,889.21x = 11,119,750.47 × 4,340,474.10 - Step 4: Simplify right side
7,411,889.21x = 48,264,988,913,497.83 - Step 5: Solve for x
x = 48,264,988,913,497.83/7,411,889.21 - Step 6: Final answer
x = 6,511,833.57
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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.