Finding the Fourth Proportional to 8,242,701.54, 12,355,326.03 and 2,772,589.02
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Solution
The fourth proportional to 8,242,701.54, 12,355,326.03 and 2,772,589.02 is: 4,155,948.28
Step by Step Solution
- Step 1: Write the proportion equation
8,242,701.54 : 12,355,326.03 = 2,772,589.02 : x - Step 2: Convert to fraction form
8,242,701.54/12,355,326.03 = 2,772,589.02/x - Step 3: Cross multiply
8,242,701.54x = 12,355,326.03 × 2,772,589.02 - Step 4: Simplify right side
8,242,701.54x = 34,256,241,289,298.19 - Step 5: Solve for x
x = 34,256,241,289,298.19/8,242,701.54 - Step 6: Final answer
x = 4,155,948.28
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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.