Finding the Fourth Proportional to 40,911,858.06, 56,459,561.08 and 22,328,190.14
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Solution
The fourth proportional to 40,911,858.06, 56,459,561.08 and 22,328,190.14 is: 30,813,555.64
Step by Step Solution
- Step 1: Write the proportion equation
40,911,858.06 : 56,459,561.08 = 22,328,190.14 : x - Step 2: Convert to fraction form
40,911,858.06/56,459,561.08 = 22,328,190.14/x - Step 3: Cross multiply
40,911,858.06x = 56,459,561.08 × 22,328,190.14 - Step 4: Simplify right side
40,911,858.06x = 1,260,639,814,972,519.50 - Step 5: Solve for x
x = 1,260,639,814,972,519.50/40,911,858.06 - Step 6: Final answer
x = 30,813,555.64
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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.