Finding the Fourth Proportional to 8,169,306.37, 11,252,881.16 and 6,232,203.92
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Solution
The fourth proportional to 8,169,306.37, 11,252,881.16 and 6,232,203.92 is: 8,584,602.77
Step by Step Solution
- Step 1: Write the proportion equation
8,169,306.37 : 11,252,881.16 = 6,232,203.92 : x - Step 2: Convert to fraction form
8,169,306.37/11,252,881.16 = 6,232,203.92/x - Step 3: Cross multiply
8,169,306.37x = 11,252,881.16 × 6,232,203.92 - Step 4: Simplify right side
8,169,306.37x = 70,130,250,096,988.09 - Step 5: Solve for x
x = 70,130,250,096,988.09/8,169,306.37 - Step 6: Final answer
x = 8,584,602.77
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1.5x scale
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.