Finding the Fourth Proportional to 8,464,560.98, 11,681,814.56 and 4,794,130.49
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Solution
The fourth proportional to 8,464,560.98, 11,681,814.56 and 4,794,130.49 is: 6,616,308.09
Step by Step Solution
- Step 1: Write the proportion equation
8,464,560.98 : 11,681,814.56 = 4,794,130.49 : x - Step 2: Convert to fraction form
8,464,560.98/11,681,814.56 = 4,794,130.49/x - Step 3: Cross multiply
8,464,560.98x = 11,681,814.56 × 4,794,130.49 - Step 4: Simplify right side
8,464,560.98x = 56,004,143,278,242.21 - Step 5: Solve for x
x = 56,004,143,278,242.21/8,464,560.98 - Step 6: Final answer
x = 6,616,308.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.