Finding the Fourth Proportional to 49,389,739.30, 74,084,608.95 and 48,444,955.30
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Solution
The fourth proportional to 49,389,739.30, 74,084,608.95 and 48,444,955.30 is: 72,667,432.95
Step by Step Solution
- Step 1: Write the proportion equation
49,389,739.30 : 74,084,608.95 = 48,444,955.30 : x - Step 2: Convert to fraction form
49,389,739.30/74,084,608.95 = 48,444,955.30/x - Step 3: Cross multiply
49,389,739.30x = 74,084,608.95 × 48,444,955.30 - Step 4: Simplify right side
49,389,739.30x = 3,589,025,569,000,730 - Step 5: Solve for x
x = 3,589,025,569,000,730/49,389,739.30 - Step 6: Final answer
x = 72,667,432.95
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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.