Finding the Fourth Proportional to 22,230,595.32, 30,677,562.43 and 12,307,920.09
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Solution
The fourth proportional to 22,230,595.32, 30,677,562.43 and 12,307,920.09 is: 16,984,564.81
Step by Step Solution
- Step 1: Write the proportion equation
22,230,595.32 : 30,677,562.43 = 12,307,920.09 : x - Step 2: Convert to fraction form
22,230,595.32/30,677,562.43 = 12,307,920.09/x - Step 3: Cross multiply
22,230,595.32x = 30,677,562.43 × 12,307,920.09 - Step 4: Simplify right side
22,230,595.32x = 377,576,986,944,426.19 - Step 5: Solve for x
x = 377,576,986,944,426.19/22,230,595.32 - Step 6: Final answer
x = 16,984,564.81
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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.