Finding the Fourth Proportional to 26,073,985.19, 35,986,552.70 and 15,058,755.09
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Solution
The fourth proportional to 26,073,985.19, 35,986,552.70 and 15,058,755.09 is: 20,783,653.89
Step by Step Solution
- Step 1: Write the proportion equation
26,073,985.19 : 35,986,552.70 = 15,058,755.09 : x - Step 2: Convert to fraction form
26,073,985.19/35,986,552.70 = 15,058,755.09/x - Step 3: Cross multiply
26,073,985.19x = 35,986,552.70 × 15,058,755.09 - Step 4: Simplify right side
26,073,985.19x = 541,912,683,567,384.44 - Step 5: Solve for x
x = 541,912,683,567,384.44/26,073,985.19 - Step 6: Final answer
x = 20,783,653.89
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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.