Finding the Fourth Proportional to 86,555,253.26, 119,446,246.67 and 47,399,423.96
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Solution
The fourth proportional to 86,555,253.26, 119,446,246.67 and 47,399,423.96 is: 65,411,203.51
Step by Step Solution
- Step 1: Write the proportion equation
86,555,253.26 : 119,446,246.67 = 47,399,423.96 : x - Step 2: Convert to fraction form
86,555,253.26/119,446,246.67 = 47,399,423.96/x - Step 3: Cross multiply
86,555,253.26x = 119,446,246.67 × 47,399,423.96 - Step 4: Simplify right side
86,555,253.26x = 5,661,683,285,507,840 - Step 5: Solve for x
x = 5,661,683,285,507,840/86,555,253.26 - Step 6: Final answer
x = 65,411,203.51
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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.