Finding the Fourth Proportional to 40,660,741.24, 60,973,207.62 and 19,101,470.20
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Solution
The fourth proportional to 40,660,741.24, 60,973,207.62 and 19,101,470.20 is: 28,643,794.30
Step by Step Solution
- Step 1: Write the proportion equation
40,660,741.24 : 60,973,207.62 = 19,101,470.20 : x - Step 2: Convert to fraction form
40,660,741.24/60,973,207.62 = 19,101,470.20/x - Step 3: Cross multiply
40,660,741.24x = 60,973,207.62 × 19,101,470.20 - Step 4: Simplify right side
40,660,741.24x = 1,164,677,908,351,842.75 - Step 5: Solve for x
x = 1,164,677,908,351,842.75/40,660,741.24 - Step 6: Final answer
x = 28,643,794.30
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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.