Finding the Fourth Proportional to 39,861,923.24, 59,787,207.28 and 12,564,668.48
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Solution
The fourth proportional to 39,861,923.24, 59,787,207.28 and 12,564,668.48 is: 18,845,213.12
Step by Step Solution
- Step 1: Write the proportion equation
39,861,923.24 : 59,787,207.28 = 12,564,668.48 : x - Step 2: Convert to fraction form
39,861,923.24/59,787,207.28 = 12,564,668.48/x - Step 3: Cross multiply
39,861,923.24x = 59,787,207.28 × 12,564,668.48 - Step 4: Simplify right side
39,861,923.24x = 751,206,438,818,242.62 - Step 5: Solve for x
x = 751,206,438,818,242.62/39,861,923.24 - Step 6: Final answer
x = 18,845,213.12
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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.