Finding the Fourth Proportional to 14,474,627.38, 19,975,332.81 and 7,859,494.63
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Solution
The fourth proportional to 14,474,627.38, 19,975,332.81 and 7,859,494.63 is: 10,846,291.02
Step by Step Solution
- Step 1: Write the proportion equation
14,474,627.38 : 19,975,332.81 = 7,859,494.63 : x - Step 2: Convert to fraction form
14,474,627.38/19,975,332.81 = 7,859,494.63/x - Step 3: Cross multiply
14,474,627.38x = 19,975,332.81 × 7,859,494.63 - Step 4: Simplify right side
14,474,627.38x = 156,996,020,952,657.81 - Step 5: Solve for x
x = 156,996,020,952,657.81/14,474,627.38 - Step 6: Final answer
x = 10,846,291.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.