Finding the Fourth Proportional to 16,513,220.66, 22,791,597.49 and 9,544,194.10
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Solution
The fourth proportional to 16,513,220.66, 22,791,597.49 and 9,544,194.10 is: 13,172,925.79
Step by Step Solution
- Step 1: Write the proportion equation
16,513,220.66 : 22,791,597.49 = 9,544,194.10 : x - Step 2: Convert to fraction form
16,513,220.66/22,791,597.49 = 9,544,194.10/x - Step 3: Cross multiply
16,513,220.66x = 22,791,597.49 × 9,544,194.10 - Step 4: Simplify right side
16,513,220.66x = 217,527,430,293,632.78 - Step 5: Solve for x
x = 217,527,430,293,632.78/16,513,220.66 - Step 6: Final answer
x = 13,172,925.79
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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.