Finding the Fourth Proportional to 10,502,546.60, 15,752,420.10 and 2,928,878.12
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Solution
The fourth proportional to 10,502,546.60, 15,752,420.10 and 2,928,878.12 is: 4,392,926.81
Step by Step Solution
- Step 1: Write the proportion equation
10,502,546.60 : 15,752,420.10 = 2,928,878.12 : x - Step 2: Convert to fraction form
10,502,546.60/15,752,420.10 = 2,928,878.12/x - Step 3: Cross multiply
10,502,546.60x = 15,752,420.10 × 2,928,878.12 - Step 4: Simplify right side
10,502,546.60x = 46,136,918,567,938.21 - Step 5: Solve for x
x = 46,136,918,567,938.21/10,502,546.60 - Step 6: Final answer
x = 4,392,926.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.