Finding the Fourth Proportional to 71,429,021.22, 98,593,027.47 and 46,652,995.74
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Solution
The fourth proportional to 71,429,021.22, 98,593,027.47 and 46,652,995.74 is: 64,394,835.77
Step by Step Solution
- Step 1: Write the proportion equation
71,429,021.22 : 98,593,027.47 = 46,652,995.74 : x - Step 2: Convert to fraction form
71,429,021.22/98,593,027.47 = 46,652,995.74/x - Step 3: Cross multiply
71,429,021.22x = 98,593,027.47 × 46,652,995.74 - Step 4: Simplify right side
71,429,021.22x = 4,599,660,090,551,613 - Step 5: Solve for x
x = 4,599,660,090,551,613/71,429,021.22 - Step 6: Final answer
x = 64,394,835.77
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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.