Finding the Fourth Proportional to 40,255,117.97, 60,326,812.58 and 18,341,944.31
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Solution
The fourth proportional to 40,255,117.97, 60,326,812.58 and 18,341,944.31 is: 27,487,462.28
Step by Step Solution
- Step 1: Write the proportion equation
40,255,117.97 : 60,326,812.58 = 18,341,944.31 : x - Step 2: Convert to fraction form
40,255,117.97/60,326,812.58 = 18,341,944.31/x - Step 3: Cross multiply
40,255,117.97x = 60,326,812.58 × 18,341,944.31 - Step 4: Simplify right side
40,255,117.97x = 1,106,511,036,565,109.88 - Step 5: Solve for x
x = 1,106,511,036,565,109.88/40,255,117.97 - Step 6: Final answer
x = 27,487,462.28
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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.