Finding the Fourth Proportional to 8,791,258.75, 13,179,845.81 and 4,177,929.54
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Solution
The fourth proportional to 8,791,258.75, 13,179,845.81 and 4,177,929.54 is: 6,263,547.54
Step by Step Solution
- Step 1: Write the proportion equation
8,791,258.75 : 13,179,845.81 = 4,177,929.54 : x - Step 2: Convert to fraction form
8,791,258.75/13,179,845.81 = 4,177,929.54/x - Step 3: Cross multiply
8,791,258.75x = 13,179,845.81 × 4,177,929.54 - Step 4: Simplify right side
8,791,258.75x = 55,064,467,142,244.23 - Step 5: Solve for x
x = 55,064,467,142,244.23/8,791,258.75 - Step 6: Final answer
x = 6,263,547.54
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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.