Finding the Fourth Proportional to 33,908,612.85, 46,793,351.97 and 18,438,562.17
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Solution
The fourth proportional to 33,908,612.85, 46,793,351.97 and 18,438,562.17 is: 25,444,925.55
Step by Step Solution
- Step 1: Write the proportion equation
33,908,612.85 : 46,793,351.97 = 18,438,562.17 : x - Step 2: Convert to fraction form
33,908,612.85/46,793,351.97 = 18,438,562.17/x - Step 3: Cross multiply
33,908,612.85x = 46,793,351.97 × 18,438,562.17 - Step 4: Simplify right side
33,908,612.85x = 862,802,129,441,537 - Step 5: Solve for x
x = 862,802,129,441,537/33,908,612.85 - Step 6: Final answer
x = 25,444,925.55
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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.