Finding the Fourth Proportional to 13,122,861.84, 19,684,292.76 and 4,146,714
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Solution
The fourth proportional to 13,122,861.84, 19,684,292.76 and 4,146,714 is: 6,220,071
Step by Step Solution
- Step 1: Write the proportion equation
13,122,861.84 : 19,684,292.76 = 4,146,714 : x - Step 2: Convert to fraction form
13,122,861.84/19,684,292.76 = 4,146,714/x - Step 3: Cross multiply
13,122,861.84x = 19,684,292.76 × 4,146,714 - Step 4: Simplify right side
13,122,861.84x = 81,625,132,367,990.64 - Step 5: Solve for x
x = 81,625,132,367,990.64/13,122,861.84 - Step 6: Final answer
x = 6,220,071
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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.