Finding the Fourth Proportional to 10,966,972.02, 15,134,894.11 and 6,072,194.06
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Solution
The fourth proportional to 10,966,972.02, 15,134,894.11 and 6,072,194.06 is: 8,379,889.54
Step by Step Solution
- Step 1: Write the proportion equation
10,966,972.02 : 15,134,894.11 = 6,072,194.06 : x - Step 2: Convert to fraction form
10,966,972.02/15,134,894.11 = 6,072,194.06/x - Step 3: Cross multiply
10,966,972.02x = 15,134,894.11 × 6,072,194.06 - Step 4: Simplify right side
10,966,972.02x = 91,902,014,102,142.61 - Step 5: Solve for x
x = 91,902,014,102,142.61/10,966,972.02 - Step 6: Final answer
x = 8,379,889.54
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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.