Finding the Fourth Proportional to 19,615,527.14, 29,422,994.85 and 8,825,208.12
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Solution
The fourth proportional to 19,615,527.14, 29,422,994.85 and 8,825,208.12 is: 13,237,679.07
Step by Step Solution
- Step 1: Write the proportion equation
19,615,527.14 : 29,422,994.85 = 8,825,208.12 : x - Step 2: Convert to fraction form
19,615,527.14/29,422,994.85 = 8,825,208.12/x - Step 3: Cross multiply
19,615,527.14x = 29,422,994.85 × 8,825,208.12 - Step 4: Simplify right side
19,615,527.14x = 259,664,053,064,938.16 - Step 5: Solve for x
x = 259,664,053,064,938.16/19,615,527.14 - Step 6: Final answer
x = 13,237,679.07
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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.