Finding the Fourth Proportional to 19,159,116, 26,439,580.08 and 13,058,202.48
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Solution
The fourth proportional to 19,159,116, 26,439,580.08 and 13,058,202.48 is: 18,020,319.42
Step by Step Solution
- Step 1: Write the proportion equation
19,159,116 : 26,439,580.08 = 13,058,202.48 : x - Step 2: Convert to fraction form
19,159,116/26,439,580.08 = 13,058,202.48/x - Step 3: Cross multiply
19,159,116x = 26,439,580.08 × 13,058,202.48 - Step 4: Simplify right side
19,159,116x = 345,253,390,170,814.56 - Step 5: Solve for x
x = 345,253,390,170,814.56/19,159,116 - Step 6: Final answer
x = 18,020,319.42
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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.