Finding the Fourth Proportional to 27,571,943.44, 41,338,762.92 and 12,210,862.48
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Solution
The fourth proportional to 27,571,943.44, 41,338,762.92 and 12,210,862.48 is: 18,307,811.71
Step by Step Solution
- Step 1: Write the proportion equation
27,571,943.44 : 41,338,762.92 = 12,210,862.48 : x - Step 2: Convert to fraction form
27,571,943.44/41,338,762.92 = 12,210,862.48/x - Step 3: Cross multiply
27,571,943.44x = 41,338,762.92 × 12,210,862.48 - Step 4: Simplify right side
27,571,943.44x = 504,781,949,109,443.31 - Step 5: Solve for x
x = 504,781,949,109,443.31/27,571,943.44 - Step 6: Final answer
x = 18,307,811.71
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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.