Finding the Fourth Proportional to 7,742,796.84, 11,613,440.46 and 2,351,494.06
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Solution
The fourth proportional to 7,742,796.84, 11,613,440.46 and 2,351,494.06 is: 3,527,011.86
Step by Step Solution
- Step 1: Write the proportion equation
7,742,796.84 : 11,613,440.46 = 2,351,494.06 : x - Step 2: Convert to fraction form
7,742,796.84/11,613,440.46 = 2,351,494.06/x - Step 3: Cross multiply
7,742,796.84x = 11,613,440.46 × 2,351,494.06 - Step 4: Simplify right side
7,742,796.84x = 27,308,936,257,853.67 - Step 5: Solve for x
x = 27,308,936,257,853.67/7,742,796.84 - Step 6: Final answer
x = 3,527,011.86
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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.