Finding the Fourth Proportional to 10,705,013.12, 14,761,751.36 and 6,353,258.66
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Solution
The fourth proportional to 10,705,013.12, 14,761,751.36 and 6,353,258.66 is: 8,760,869.66
Step by Step Solution
- Step 1: Write the proportion equation
10,705,013.12 : 14,761,751.36 = 6,353,258.66 : x - Step 2: Convert to fraction form
10,705,013.12/14,761,751.36 = 6,353,258.66/x - Step 3: Cross multiply
10,705,013.12x = 14,761,751.36 × 6,353,258.66 - Step 4: Simplify right side
10,705,013.12x = 93,785,224,664,686.78 - Step 5: Solve for x
x = 93,785,224,664,686.78/10,705,013.12 - Step 6: Final answer
x = 8,760,869.66
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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.