Finding the Fourth Proportional to 18,058,763.18, 24,919,866.27 and 9,910,526.06
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Solution
The fourth proportional to 18,058,763.18, 24,919,866.27 and 9,910,526.06 is: 13,675,852.64
Step by Step Solution
- Step 1: Write the proportion equation
18,058,763.18 : 24,919,866.27 = 9,910,526.06 : x - Step 2: Convert to fraction form
18,058,763.18/24,919,866.27 = 9,910,526.06/x - Step 3: Cross multiply
18,058,763.18x = 24,919,866.27 × 9,910,526.06 - Step 4: Simplify right side
18,058,763.18x = 246,968,984,080,550 - Step 5: Solve for x
x = 246,968,984,080,550/18,058,763.18 - Step 6: Final answer
x = 13,675,852.64
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1.5x scale
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.