Finding the Fourth Proportional to 73,344,394.91, 101,214,673.03 and 39,853,580.87
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Solution
The fourth proportional to 73,344,394.91, 101,214,673.03 and 39,853,580.87 is: 54,997,619.95
Step by Step Solution
- Step 1: Write the proportion equation
73,344,394.91 : 101,214,673.03 = 39,853,580.87 : x - Step 2: Convert to fraction form
73,344,394.91/101,214,673.03 = 39,853,580.87/x - Step 3: Cross multiply
73,344,394.91x = 101,214,673.03 × 39,853,580.87 - Step 4: Simplify right side
73,344,394.91x = 4,033,767,157,134,567 - Step 5: Solve for x
x = 4,033,767,157,134,567/73,344,394.91 - Step 6: Final answer
x = 54,997,619.95
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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.