Finding the Fourth Proportional to 18,005,283.19, 27,009,126.42 and 6,332,254.12
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Solution
The fourth proportional to 18,005,283.19, 27,009,126.42 and 6,332,254.12 is: 9,498,803.77
Step by Step Solution
- Step 1: Write the proportion equation
18,005,283.19 : 27,009,126.42 = 6,332,254.12 : x - Step 2: Convert to fraction form
18,005,283.19/27,009,126.42 = 6,332,254.12/x - Step 3: Cross multiply
18,005,283.19x = 27,009,126.42 × 6,332,254.12 - Step 4: Simplify right side
18,005,283.19x = 171,028,651,883,938.94 - Step 5: Solve for x
x = 171,028,651,883,938.94/18,005,283.19 - Step 6: Final answer
x = 9,498,803.77
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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.