Finding the Fourth Proportional to 11,292,445.41, 16,938,634.85 and 3,205,427.88
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Solution
The fourth proportional to 11,292,445.41, 16,938,634.85 and 3,205,427.88 is: 4,808,132.38
Step by Step Solution
- Step 1: Write the proportion equation
11,292,445.41 : 16,938,634.85 = 3,205,427.88 : x - Step 2: Convert to fraction form
11,292,445.41/16,938,634.85 = 3,205,427.88/x - Step 3: Cross multiply
11,292,445.41x = 16,938,634.85 × 3,205,427.88 - Step 4: Simplify right side
11,292,445.41x = 54,295,572,456,842.71 - Step 5: Solve for x
x = 54,295,572,456,842.71/11,292,445.41 - Step 6: Final answer
x = 4,808,132.38
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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.