Finding the Fourth Proportional to 40,255,118.11, 60,326,812.79 and 18,341,944.45
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Solution
The fourth proportional to 40,255,118.11, 60,326,812.79 and 18,341,944.45 is: 27,487,462.49
Step by Step Solution
- Step 1: Write the proportion equation
40,255,118.11 : 60,326,812.79 = 18,341,944.45 : x - Step 2: Convert to fraction form
40,255,118.11/60,326,812.79 = 18,341,944.45/x - Step 3: Cross multiply
40,255,118.11x = 60,326,812.79 × 18,341,944.45 - Step 4: Simplify right side
40,255,118.11x = 1,106,511,048,917,526 - Step 5: Solve for x
x = 1,106,511,048,917,526/40,255,118.11 - Step 6: Final answer
x = 27,487,462.49
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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.