Finding the Fourth Proportional to 14,689,912.60, 22,042,110.30 and 6,608,607.40
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Solution
The fourth proportional to 14,689,912.60, 22,042,110.30 and 6,608,607.40 is: 9,916,168.82
Step by Step Solution
- Step 1: Write the proportion equation
14,689,912.60 : 22,042,110.30 = 6,608,607.40 : x - Step 2: Convert to fraction form
14,689,912.60/22,042,110.30 = 6,608,607.40/x - Step 3: Cross multiply
14,689,912.60x = 22,042,110.30 × 6,608,607.40 - Step 4: Simplify right side
14,689,912.60x = 145,667,653,240,196.22 - Step 5: Solve for x
x = 145,667,653,240,196.22/14,689,912.60 - Step 6: Final answer
x = 9,916,168.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.