Finding the Fourth Proportional to 53,160,994.25, 73,362,201.50 and 28,714,708.25
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Solution
The fourth proportional to 53,160,994.25, 73,362,201.50 and 28,714,708.25 is: 39,626,313.28
Step by Step Solution
- Step 1: Write the proportion equation
53,160,994.25 : 73,362,201.50 = 28,714,708.25 : x - Step 2: Convert to fraction form
53,160,994.25/73,362,201.50 = 28,714,708.25/x - Step 3: Cross multiply
53,160,994.25x = 73,362,201.50 × 28,714,708.25 - Step 4: Simplify right side
53,160,994.25x = 2,106,574,212,506,639 - Step 5: Solve for x
x = 2,106,574,212,506,639/53,160,994.25 - Step 6: Final answer
x = 39,626,313.28
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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.