Finding the Fourth Proportional to 62,007,128.70, 92,842,731.45 and 48,570,200.70
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Solution
The fourth proportional to 62,007,128.70, 92,842,731.45 and 48,570,200.70 is: 72,723,736.68
Step by Step Solution
- Step 1: Write the proportion equation
62,007,128.70 : 92,842,731.45 = 48,570,200.70 : x - Step 2: Convert to fraction form
62,007,128.70/92,842,731.45 = 48,570,200.70/x - Step 3: Cross multiply
62,007,128.70x = 92,842,731.45 × 48,570,200.70 - Step 4: Simplify right side
62,007,128.70x = 4,509,390,100,062,702 - Step 5: Solve for x
x = 4,509,390,100,062,702/62,007,128.70 - Step 6: Final answer
x = 72,723,736.68
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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.