Finding the Fourth Proportional to 23,074,750.62, 31,841,867.52 and 12,618,703.62
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Solution
The fourth proportional to 23,074,750.62, 31,841,867.52 and 12,618,703.62 is: 17,413,106.45
Step by Step Solution
- Step 1: Write the proportion equation
23,074,750.62 : 31,841,867.52 = 12,618,703.62 : x - Step 2: Convert to fraction form
23,074,750.62/31,841,867.52 = 12,618,703.62/x - Step 3: Cross multiply
23,074,750.62x = 31,841,867.52 × 12,618,703.62 - Step 4: Simplify right side
23,074,750.62x = 401,803,088,942,184.38 - Step 5: Solve for x
x = 401,803,088,942,184.38/23,074,750.62 - Step 6: Final answer
x = 17,413,106.45
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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.