Finding the Fourth Proportional to 57,470,192.70, 86,247,279.45 and 40,464,080.70
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Solution
The fourth proportional to 57,470,192.70, 86,247,279.45 and 40,464,080.70 is: 60,725,685.99
Step by Step Solution
- Step 1: Write the proportion equation
57,470,192.70 : 86,247,279.45 = 40,464,080.70 : x - Step 2: Convert to fraction form
57,470,192.70/86,247,279.45 = 40,464,080.70/x - Step 3: Cross multiply
57,470,192.70x = 86,247,279.45 × 40,464,080.70 - Step 4: Simplify right side
57,470,192.70x = 3,489,916,875,820,252 - Step 5: Solve for x
x = 3,489,916,875,820,252/57,470,192.70 - Step 6: Final answer
x = 60,725,685.99
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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.