Finding the Fourth Proportional to 40,916,918.19, 61,383,462.72 and 15,009,460.08
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Solution
The fourth proportional to 40,916,918.19, 61,383,462.72 and 15,009,460.08 is: 22,517,156.08
Step by Step Solution
- Step 1: Write the proportion equation
40,916,918.19 : 61,383,462.72 = 15,009,460.08 : x - Step 2: Convert to fraction form
40,916,918.19/61,383,462.72 = 15,009,460.08/x - Step 3: Cross multiply
40,916,918.19x = 61,383,462.72 × 15,009,460.08 - Step 4: Simplify right side
40,916,918.19x = 921,332,633,268,008.25 - Step 5: Solve for x
x = 921,332,633,268,008.25/40,916,918.19 - Step 6: Final answer
x = 22,517,156.08
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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.