Finding the Fourth Proportional to 55,543,612.70, 83,173,701.45 and 44,206,204.70
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Solution
The fourth proportional to 55,543,612.70, 83,173,701.45 and 44,206,204.70 is: 66,196,516.45
Step by Step Solution
- Step 1: Write the proportion equation
55,543,612.70 : 83,173,701.45 = 44,206,204.70 : x - Step 2: Convert to fraction form
55,543,612.70/83,173,701.45 = 44,206,204.70/x - Step 3: Cross multiply
55,543,612.70x = 83,173,701.45 × 44,206,204.70 - Step 4: Simplify right side
55,543,612.70x = 3,676,793,671,955,387 - Step 5: Solve for x
x = 3,676,793,671,955,387/55,543,612.70 - Step 6: Final answer
x = 66,196,516.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.