Finding the Fourth Proportional to 11,823,705.92, 16,316,706.95 and 6,391,197.92
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Solution
The fourth proportional to 11,823,705.92, 16,316,706.95 and 6,391,197.92 is: 8,819,849.23
Step by Step Solution
- Step 1: Write the proportion equation
11,823,705.92 : 16,316,706.95 = 6,391,197.92 : x - Step 2: Convert to fraction form
11,823,705.92/16,316,706.95 = 6,391,197.92/x - Step 3: Cross multiply
11,823,705.92x = 16,316,706.95 × 6,391,197.92 - Step 4: Simplify right side
11,823,705.92x = 104,283,303,520,089.53 - Step 5: Solve for x
x = 104,283,303,520,089.53/11,823,705.92 - Step 6: Final answer
x = 8,819,849.23
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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.