Finding the Fourth Proportional to 8,609,673.57, 11,881,347.71 and 4,742,194.82
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Solution
The fourth proportional to 8,609,673.57, 11,881,347.71 and 4,742,194.82 is: 6,544,227.84
Step by Step Solution
- Step 1: Write the proportion equation
8,609,673.57 : 11,881,347.71 = 4,742,194.82 : x - Step 2: Convert to fraction form
8,609,673.57/11,881,347.71 = 4,742,194.82/x - Step 3: Cross multiply
8,609,673.57x = 11,881,347.71 × 4,742,194.82 - Step 4: Simplify right side
8,609,673.57x = 56,343,665,481,863.16 - Step 5: Solve for x
x = 56,343,665,481,863.16/8,609,673.57 - Step 6: Final answer
x = 6,544,227.84
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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.