Finding the Fourth Proportional to 7,394,643.20, 11,092,358.40 and 2,346,348.80
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Solution
The fourth proportional to 7,394,643.20, 11,092,358.40 and 2,346,348.80 is: 3,519,648.09
Step by Step Solution
- Step 1: Write the proportion equation
7,394,643.20 : 11,092,358.40 = 2,346,348.80 : x - Step 2: Convert to fraction form
7,394,643.20/11,092,358.40 = 2,346,348.80/x - Step 3: Cross multiply
7,394,643.20x = 11,092,358.40 × 2,346,348.80 - Step 4: Simplify right side
7,394,643.20x = 26,026,541,821,009.92 - Step 5: Solve for x
x = 26,026,541,821,009.92/7,394,643.20 - Step 6: Final answer
x = 3,519,648.09
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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.