Finding the Fourth Proportional to 11,687,956.44, 16,124,663.70 and 7,769,607.36
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Solution
The fourth proportional to 11,687,956.44, 16,124,663.70 and 7,769,607.36 is: 10,718,923.06
Step by Step Solution
- Step 1: Write the proportion equation
11,687,956.44 : 16,124,663.70 = 7,769,607.36 : x - Step 2: Convert to fraction form
11,687,956.44/16,124,663.70 = 7,769,607.36/x - Step 3: Cross multiply
11,687,956.44x = 16,124,663.70 × 7,769,607.36 - Step 4: Simplify right side
11,687,956.44x = 125,282,305,761,044.83 - Step 5: Solve for x
x = 125,282,305,761,044.83/11,687,956.44 - Step 6: Final answer
x = 10,718,923.06
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.