Finding the Fourth Proportional to 7,765,748.04, 11,648,622.12 and 2,374,398.60
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Solution
The fourth proportional to 7,765,748.04, 11,648,622.12 and 2,374,398.60 is: 3,561,597.92
Step by Step Solution
- Step 1: Write the proportion equation
7,765,748.04 : 11,648,622.12 = 2,374,398.60 : x - Step 2: Convert to fraction form
7,765,748.04/11,648,622.12 = 2,374,398.60/x - Step 3: Cross multiply
7,765,748.04x = 11,648,622.12 × 2,374,398.60 - Step 4: Simplify right side
7,765,748.04x = 27,658,472,053,657.03 - Step 5: Solve for x
x = 27,658,472,053,657.03/7,765,748.04 - Step 6: Final answer
x = 3,561,597.92
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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.