Finding the Fourth Proportional to 15,545,288.24, 23,270,102.64 and 10,142,304.74
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Solution
The fourth proportional to 15,545,288.24, 23,270,102.64 and 10,142,304.74 is: 15,182,251.28
Step by Step Solution
- Step 1: Write the proportion equation
15,545,288.24 : 23,270,102.64 = 10,142,304.74 : x - Step 2: Convert to fraction form
15,545,288.24/23,270,102.64 = 10,142,304.74/x - Step 3: Cross multiply
15,545,288.24x = 23,270,102.64 × 10,142,304.74 - Step 4: Simplify right side
15,545,288.24x = 236,012,472,189,608 - Step 5: Solve for x
x = 236,012,472,189,608/15,545,288.24 - Step 6: Final answer
x = 15,182,251.28
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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.