Finding the Fourth Proportional to 13,623,167.24, 18,804,526.41 and 8,118,268.32
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Solution
The fourth proportional to 13,623,167.24, 18,804,526.41 and 8,118,268.32 is: 11,205,925.05
Step by Step Solution
- Step 1: Write the proportion equation
13,623,167.24 : 18,804,526.41 = 8,118,268.32 : x - Step 2: Convert to fraction form
13,623,167.24/18,804,526.41 = 8,118,268.32/x - Step 3: Cross multiply
13,623,167.24x = 18,804,526.41 × 8,118,268.32 - Step 4: Simplify right side
13,623,167.24x = 152,660,191,026,906.34 - Step 5: Solve for x
x = 152,660,191,026,906.34/13,623,167.24 - Step 6: Final answer
x = 11,205,925.05
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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.