Finding the Fourth Proportional to 57,844,946.20, 86,599,457.70 and 56,165,330.20
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Solution
The fourth proportional to 57,844,946.20, 86,599,457.70 and 56,165,330.20 is: 84,084,910.72
Step by Step Solution
- Step 1: Write the proportion equation
57,844,946.20 : 86,599,457.70 = 56,165,330.20 : x - Step 2: Convert to fraction form
57,844,946.20/86,599,457.70 = 56,165,330.20/x - Step 3: Cross multiply
57,844,946.20x = 86,599,457.70 × 56,165,330.20 - Step 4: Simplify right side
57,844,946.20x = 4,863,887,136,861,433 - Step 5: Solve for x
x = 4,863,887,136,861,433/57,844,946.20 - Step 6: Final answer
x = 84,084,910.72
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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.