Finding the Fourth Proportional to 15,610,621.91, 23,415,801.50 and 12,201,775.79
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Solution
The fourth proportional to 15,610,621.91, 23,415,801.50 and 12,201,775.79 is: 18,302,561.01
Step by Step Solution
- Step 1: Write the proportion equation
15,610,621.91 : 23,415,801.50 = 12,201,775.79 : x - Step 2: Convert to fraction form
15,610,621.91/23,415,801.50 = 12,201,775.79/x - Step 3: Cross multiply
15,610,621.91x = 23,415,801.50 × 12,201,775.79 - Step 4: Simplify right side
15,610,621.91x = 285,714,359,759,571.12 - Step 5: Solve for x
x = 285,714,359,759,571.12/15,610,621.91 - Step 6: Final answer
x = 18,302,561.01
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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.