Finding the Fourth Proportional to 8,943,420.74, 13,414,845.08 and 3,758,777.06
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Solution
The fourth proportional to 8,943,420.74, 13,414,845.08 and 3,758,777.06 is: 5,638,045.38
Step by Step Solution
- Step 1: Write the proportion equation
8,943,420.74 : 13,414,845.08 = 3,758,777.06 : x - Step 2: Convert to fraction form
8,943,420.74/13,414,845.08 = 3,758,777.06/x - Step 3: Cross multiply
8,943,420.74x = 13,414,845.08 × 3,758,777.06 - Step 4: Simplify right side
8,943,420.74x = 50,423,411,950,157.87 - Step 5: Solve for x
x = 50,423,411,950,157.87/8,943,420.74 - Step 6: Final answer
x = 5,638,045.38
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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.