Finding the Fourth Proportional to 36,926,407.12, 55,340,099.42 and 28,738,935.92
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Solution
The fourth proportional to 36,926,407.12, 55,340,099.42 and 28,738,935.92 is: 43,069,870.46
Step by Step Solution
- Step 1: Write the proportion equation
36,926,407.12 : 55,340,099.42 = 28,738,935.92 : x - Step 2: Convert to fraction form
36,926,407.12/55,340,099.42 = 28,738,935.92/x - Step 3: Cross multiply
36,926,407.12x = 55,340,099.42 × 28,738,935.92 - Step 4: Simplify right side
36,926,407.12x = 1,590,415,571,248,006.75 - Step 5: Solve for x
x = 1,590,415,571,248,006.75/36,926,407.12 - Step 6: Final answer
x = 43,069,870.46
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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.