Finding the Fourth Proportional to 42,102,478.08, 58,098,176.64 and 23,769,573.12
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Solution
The fourth proportional to 42,102,478.08, 58,098,176.64 and 23,769,573.12 is: 32,800,179.96
Step by Step Solution
- Step 1: Write the proportion equation
42,102,478.08 : 58,098,176.64 = 23,769,573.12 : x - Step 2: Convert to fraction form
42,102,478.08/58,098,176.64 = 23,769,573.12/x - Step 3: Cross multiply
42,102,478.08x = 58,098,176.64 × 23,769,573.12 - Step 4: Simplify right side
42,102,478.08x = 1,380,968,857,783,156 - Step 5: Solve for x
x = 1,380,968,857,783,156/42,102,478.08 - Step 6: Final answer
x = 32,800,179.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.