Finding the Fourth Proportional to 20,018,331.04, 27,625,268.88 and 10,850,971.36
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Solution
The fourth proportional to 20,018,331.04, 27,625,268.88 and 10,850,971.36 is: 14,974,325.32
Step by Step Solution
- Step 1: Write the proportion equation
20,018,331.04 : 27,625,268.88 = 10,850,971.36 : x - Step 2: Convert to fraction form
20,018,331.04/27,625,268.88 = 10,850,971.36/x - Step 3: Cross multiply
20,018,331.04x = 27,625,268.88 × 10,850,971.36 - Step 4: Simplify right side
20,018,331.04x = 299,761,001,429,179.25 - Step 5: Solve for x
x = 299,761,001,429,179.25/20,018,331.04 - Step 6: Final answer
x = 14,974,325.32
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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.