Finding the Fourth Proportional to 7,765,708.53, 11,648,562.81 and 2,374,358.97
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Solution
The fourth proportional to 7,765,708.53, 11,648,562.81 and 2,374,358.97 is: 3,561,538.46
Step by Step Solution
- Step 1: Write the proportion equation
7,765,708.53 : 11,648,562.81 = 2,374,358.97 : x - Step 2: Convert to fraction form
7,765,708.53/11,648,562.81 = 2,374,358.97/x - Step 3: Cross multiply
7,765,708.53x = 11,648,562.81 × 2,374,358.97 - Step 4: Simplify right side
7,765,708.53x = 27,657,869,595,531.91 - Step 5: Solve for x
x = 27,657,869,595,531.91/7,765,708.53 - Step 6: Final answer
x = 3,561,538.46
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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.