Finding the Fourth Proportional to 51,945,762.72, 71,684,207.76 and 28,740,889.68
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Solution
The fourth proportional to 51,945,762.72, 71,684,207.76 and 28,740,889.68 is: 39,661,905.02
Step by Step Solution
- Step 1: Write the proportion equation
51,945,762.72 : 71,684,207.76 = 28,740,889.68 : x - Step 2: Convert to fraction form
51,945,762.72/71,684,207.76 = 28,740,889.68/x - Step 3: Cross multiply
51,945,762.72x = 71,684,207.76 × 28,740,889.68 - Step 4: Simplify right side
51,945,762.72x = 2,060,267,907,028,360 - Step 5: Solve for x
x = 2,060,267,907,028,360/51,945,762.72 - Step 6: Final answer
x = 39,661,905.02
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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.