Finding the Fourth Proportional to 30,404,876.04, 41,958,746.58 and 16,654,069.80
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Solution
The fourth proportional to 30,404,876.04, 41,958,746.58 and 16,654,069.80 is: 22,982,625.99
Step by Step Solution
- Step 1: Write the proportion equation
30,404,876.04 : 41,958,746.58 = 16,654,069.80 : x - Step 2: Convert to fraction form
30,404,876.04/41,958,746.58 = 16,654,069.80/x - Step 3: Cross multiply
30,404,876.04x = 41,958,746.58 × 16,654,069.80 - Step 4: Simplify right side
30,404,876.04x = 698,783,894,263,831.25 - Step 5: Solve for x
x = 698,783,894,263,831.25/30,404,876.04 - Step 6: Final answer
x = 22,982,625.99
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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.