Finding the Fourth Proportional to 7,670,080.60, 10,583,478.30 and 4,362,025.48
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Solution
The fourth proportional to 7,670,080.60, 10,583,478.30 and 4,362,025.48 is: 6,018,893.99
Step by Step Solution
- Step 1: Write the proportion equation
7,670,080.60 : 10,583,478.30 = 4,362,025.48 : x - Step 2: Convert to fraction form
7,670,080.60/10,583,478.30 = 4,362,025.48/x - Step 3: Cross multiply
7,670,080.60x = 10,583,478.30 × 4,362,025.48 - Step 4: Simplify right side
7,670,080.60x = 46,165,402,011,627.09 - Step 5: Solve for x
x = 46,165,402,011,627.09/7,670,080.60 - Step 6: Final answer
x = 6,018,893.99
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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.