Finding the Fourth Proportional to 16,117,878.96, 22,242,464.19 and 8,775,628.02
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Solution
The fourth proportional to 16,117,878.96, 22,242,464.19 and 8,775,628.02 is: 12,110,253.00
Step by Step Solution
- Step 1: Write the proportion equation
16,117,878.96 : 22,242,464.19 = 8,775,628.02 : x - Step 2: Convert to fraction form
16,117,878.96/22,242,464.19 = 8,775,628.02/x - Step 3: Cross multiply
16,117,878.96x = 22,242,464.19 × 8,775,628.02 - Step 4: Simplify right side
16,117,878.96x = 195,191,591,979,610.59 - Step 5: Solve for x
x = 195,191,591,979,610.59/16,117,878.96 - Step 6: Final answer
x = 12,110,253.00
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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.