Finding the Fourth Proportional to 16,308,282.79, 24,409,195.34 and 11,989,189.25
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Solution
The fourth proportional to 16,308,282.79, 24,409,195.34 and 11,989,189.25 is: 17,944,652.17
Step by Step Solution
- Step 1: Write the proportion equation
16,308,282.79 : 24,409,195.34 = 11,989,189.25 : x - Step 2: Convert to fraction form
16,308,282.79/24,409,195.34 = 11,989,189.25/x - Step 3: Cross multiply
16,308,282.79x = 24,409,195.34 × 11,989,189.25 - Step 4: Simplify right side
16,308,282.79x = 292,646,462,189,486.19 - Step 5: Solve for x
x = 292,646,462,189,486.19/16,308,282.79 - Step 6: Final answer
x = 17,944,652.17
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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.