Finding the Fourth Proportional to 11,777,508.80, 17,653,141.20 and 4,586,652.80
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Solution
The fourth proportional to 11,777,508.80, 17,653,141.20 and 4,586,652.80 is: 6,874,868.95
Step by Step Solution
- Step 1: Write the proportion equation
11,777,508.80 : 17,653,141.20 = 4,586,652.80 : x - Step 2: Convert to fraction form
11,777,508.80/17,653,141.20 = 4,586,652.80/x - Step 3: Cross multiply
11,777,508.80x = 17,653,141.20 × 4,586,652.80 - Step 4: Simplify right side
11,777,508.80x = 80,968,829,513,775.36 - Step 5: Solve for x
x = 80,968,829,513,775.36/11,777,508.80 - Step 6: Final answer
x = 6,874,868.95
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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.