Finding the Fourth Proportional to 44,286,812.70, 66,430,219.05 and 27,068,124.30
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Solution
The fourth proportional to 44,286,812.70, 66,430,219.05 and 27,068,124.30 is: 40,602,186.45
Step by Step Solution
- Step 1: Write the proportion equation
44,286,812.70 : 66,430,219.05 = 27,068,124.30 : x - Step 2: Convert to fraction form
44,286,812.70/66,430,219.05 = 27,068,124.30/x - Step 3: Cross multiply
44,286,812.70x = 66,430,219.05 × 27,068,124.30 - Step 4: Simplify right side
44,286,812.70x = 1,798,141,426,521,628 - Step 5: Solve for x
x = 1,798,141,426,521,628/44,286,812.70 - Step 6: Final answer
x = 40,602,186.45
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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.