Finding the Fourth Proportional to 15,078,410.21, 22,613,878.43 and 4,295,804.42
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Solution
The fourth proportional to 15,078,410.21, 22,613,878.43 and 4,295,804.42 is: 6,442,641.99
Step by Step Solution
- Step 1: Write the proportion equation
15,078,410.21 : 22,613,878.43 = 4,295,804.42 : x - Step 2: Convert to fraction form
15,078,410.21/22,613,878.43 = 4,295,804.42/x - Step 3: Cross multiply
15,078,410.21x = 22,613,878.43 × 4,295,804.42 - Step 4: Simplify right side
15,078,410.21x = 97,144,798,778,388.25 - Step 5: Solve for x
x = 97,144,798,778,388.25/15,078,410.21 - Step 6: Final answer
x = 6,442,641.99
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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.