Finding the Fourth Proportional to 108,973,472.99, 163,460,811.51 and 27,092,351.36
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Solution
The fourth proportional to 108,973,472.99, 163,460,811.51 and 27,092,351.36 is: 40,638,676.71
Step by Step Solution
- Step 1: Write the proportion equation
108,973,472.99 : 163,460,811.51 = 27,092,351.36 : x - Step 2: Convert to fraction form
108,973,472.99/163,460,811.51 = 27,092,351.36/x - Step 3: Cross multiply
108,973,472.99x = 163,460,811.51 × 27,092,351.36 - Step 4: Simplify right side
108,973,472.99x = 4,428,537,739,019,652 - Step 5: Solve for x
x = 4,428,537,739,019,652/108,973,472.99 - Step 6: Final answer
x = 40,638,676.71
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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.