Finding the Fourth Proportional to 14,292,034.70, 21,438,052.05 and 8,245,417.10
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Solution
The fourth proportional to 14,292,034.70, 21,438,052.05 and 8,245,417.10 is: 12,368,125.65
Step by Step Solution
- Step 1: Write the proportion equation
14,292,034.70 : 21,438,052.05 = 8,245,417.10 : x - Step 2: Convert to fraction form
14,292,034.70/21,438,052.05 = 8,245,417.10/x - Step 3: Cross multiply
14,292,034.70x = 21,438,052.05 × 8,245,417.10 - Step 4: Simplify right side
14,292,034.70x = 176,765,680,963,760.06 - Step 5: Solve for x
x = 176,765,680,963,760.06/14,292,034.70 - Step 6: Final answer
x = 12,368,125.65
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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.