Finding the Fourth Proportional to 51,640,746.03, 71,261,442.36 and 29,615,173.79
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Solution
The fourth proportional to 51,640,746.03, 71,261,442.36 and 29,615,173.79 is: 40,867,341.43
Step by Step Solution
- Step 1: Write the proportion equation
51,640,746.03 : 71,261,442.36 = 29,615,173.79 : x - Step 2: Convert to fraction form
51,640,746.03/71,261,442.36 = 29,615,173.79/x - Step 3: Cross multiply
51,640,746.03x = 71,261,442.36 × 29,615,173.79 - Step 4: Simplify right side
51,640,746.03x = 2,110,419,999,513,084.75 - Step 5: Solve for x
x = 2,110,419,999,513,084.75/51,640,746.03 - Step 6: Final answer
x = 40,867,341.43
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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.