Finding the Fourth Proportional to 6,387,970.40, 9,573,981.26 and 3,194,010
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Solution
The fourth proportional to 6,387,970.40, 9,573,981.26 and 3,194,010 is: 4,787,027.80
Step by Step Solution
- Step 1: Write the proportion equation
6,387,970.40 : 9,573,981.26 = 3,194,010 : x - Step 2: Convert to fraction form
6,387,970.40/9,573,981.26 = 3,194,010/x - Step 3: Cross multiply
6,387,970.40x = 9,573,981.26 × 3,194,010 - Step 4: Simplify right side
6,387,970.40x = 30,579,391,884,252.60 - Step 5: Solve for x
x = 30,579,391,884,252.60/6,387,970.40 - Step 6: Final answer
x = 4,787,027.80
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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.