Finding the Fourth Proportional to 38,626,708.49, 57,931,074.07 and 14,377,055.75
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Solution
The fourth proportional to 38,626,708.49, 57,931,074.07 and 14,377,055.75 is: 21,562,237.99
Step by Step Solution
- Step 1: Write the proportion equation
38,626,708.49 : 57,931,074.07 = 14,377,055.75 : x - Step 2: Convert to fraction form
38,626,708.49/57,931,074.07 = 14,377,055.75/x - Step 3: Cross multiply
38,626,708.49x = 57,931,074.07 × 14,377,055.75 - Step 4: Simplify right side
38,626,708.49x = 832,878,281,236,171.38 - Step 5: Solve for x
x = 832,878,281,236,171.38/38,626,708.49 - Step 6: Final answer
x = 21,562,237.99
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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.