Finding the Fourth Proportional to 15,504,292.26, 21,395,923.61 and 8,630,398.17
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Solution
The fourth proportional to 15,504,292.26, 21,395,923.61 and 8,630,398.17 is: 11,909,949.63
Step by Step Solution
- Step 1: Write the proportion equation
15,504,292.26 : 21,395,923.61 = 8,630,398.17 : x - Step 2: Convert to fraction form
15,504,292.26/21,395,923.61 = 8,630,398.17/x - Step 3: Cross multiply
15,504,292.26x = 21,395,923.61 × 8,630,398.17 - Step 4: Simplify right side
15,504,292.26x = 184,655,339,926,051.81 - Step 5: Solve for x
x = 184,655,339,926,051.81/15,504,292.26 - Step 6: Final answer
x = 11,909,949.63
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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.