Finding the Fourth Proportional to 9,258,852.86, 12,776,670.24 and 5,071,704.99
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Solution
The fourth proportional to 9,258,852.86, 12,776,670.24 and 5,071,704.99 is: 6,998,653.42
Step by Step Solution
- Step 1: Write the proportion equation
9,258,852.86 : 12,776,670.24 = 5,071,704.99 : x - Step 2: Convert to fraction form
9,258,852.86/12,776,670.24 = 5,071,704.99/x - Step 3: Cross multiply
9,258,852.86x = 12,776,670.24 × 5,071,704.99 - Step 4: Simplify right side
9,258,852.86x = 64,799,502,211,792.50 - Step 5: Solve for x
x = 64,799,502,211,792.50/9,258,852.86 - Step 6: Final answer
x = 6,998,653.42
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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.