Finding the Fourth Proportional to 8,548,663.84, 11,797,155.84 and 4,681,421.44
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Solution
The fourth proportional to 8,548,663.84, 11,797,155.84 and 4,681,421.44 is: 6,460,361.45
Step by Step Solution
- Step 1: Write the proportion equation
8,548,663.84 : 11,797,155.84 = 4,681,421.44 : x - Step 2: Convert to fraction form
8,548,663.84/11,797,155.84 = 4,681,421.44/x - Step 3: Cross multiply
8,548,663.84x = 11,797,155.84 × 4,681,421.44 - Step 4: Simplify right side
8,548,663.84x = 55,227,458,280,397.21 - Step 5: Solve for x
x = 55,227,458,280,397.21/8,548,663.84 - Step 6: Final answer
x = 6,460,361.45
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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.