Finding the Fourth Proportional to 7,935,746.19, 10,951,187.94 and 4,451,092.47
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Solution
The fourth proportional to 7,935,746.19, 10,951,187.94 and 4,451,092.47 is: 6,142,428.07
Step by Step Solution
- Step 1: Write the proportion equation
7,935,746.19 : 10,951,187.94 = 4,451,092.47 : x - Step 2: Convert to fraction form
7,935,746.19/10,951,187.94 = 4,451,092.47/x - Step 3: Cross multiply
7,935,746.19x = 10,951,187.94 × 4,451,092.47 - Step 4: Simplify right side
7,935,746.19x = 48,744,750,177,288.80 - Step 5: Solve for x
x = 48,744,750,177,288.80/7,935,746.19 - Step 6: Final answer
x = 6,142,428.07
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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.