Finding the Fourth Proportional to 16,206,329.13, 22,359,878.85 and 9,330,634.41
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Solution
The fourth proportional to 16,206,329.13, 22,359,878.85 and 9,330,634.41 is: 12,873,480.07
Step by Step Solution
- Step 1: Write the proportion equation
16,206,329.13 : 22,359,878.85 = 9,330,634.41 : x - Step 2: Convert to fraction form
16,206,329.13/22,359,878.85 = 9,330,634.41/x - Step 3: Cross multiply
16,206,329.13x = 22,359,878.85 × 9,330,634.41 - Step 4: Simplify right side
16,206,329.13x = 208,631,855,001,241.25 - Step 5: Solve for x
x = 208,631,855,001,241.25/16,206,329.13 - Step 6: Final answer
x = 12,873,480.07
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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.