Finding the Fourth Proportional to 18,374,994.60, 27,566,644.28 and 6,078,929.07
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Solution
The fourth proportional to 18,374,994.60, 27,566,644.28 and 6,078,929.07 is: 9,119,767.31
Step by Step Solution
- Step 1: Write the proportion equation
18,374,994.60 : 27,566,644.28 = 6,078,929.07 : x - Step 2: Convert to fraction form
18,374,994.60/27,566,644.28 = 6,078,929.07/x - Step 3: Cross multiply
18,374,994.60x = 27,566,644.28 × 6,078,929.07 - Step 4: Simplify right side
18,374,994.60x = 167,575,675,138,208.03 - Step 5: Solve for x
x = 167,575,675,138,208.03/18,374,994.60 - Step 6: Final answer
x = 9,119,767.31
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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.