Finding the Fourth Proportional to 9,693,070.74, 13,375,917.99 and 5,341,290.66
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Solution
The fourth proportional to 9,693,070.74, 13,375,917.99 and 5,341,290.66 is: 7,370,694.77
Step by Step Solution
- Step 1: Write the proportion equation
9,693,070.74 : 13,375,917.99 = 5,341,290.66 : x - Step 2: Convert to fraction form
9,693,070.74/13,375,917.99 = 5,341,290.66/x - Step 3: Cross multiply
9,693,070.74x = 13,375,917.99 × 5,341,290.66 - Step 4: Simplify right side
9,693,070.74x = 71,444,665,828,912.98 - Step 5: Solve for x
x = 71,444,665,828,912.98/9,693,070.74 - Step 6: Final answer
x = 7,370,694.77
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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.