Finding the Fourth Proportional to 6,424,368.48, 8,867,613.44 and 4,132,529.36
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Solution
The fourth proportional to 6,424,368.48, 8,867,613.44 and 4,132,529.36 is: 5,704,167.34
Step by Step Solution
- Step 1: Write the proportion equation
6,424,368.48 : 8,867,613.44 = 4,132,529.36 : x - Step 2: Convert to fraction form
6,424,368.48/8,867,613.44 = 4,132,529.36/x - Step 3: Cross multiply
6,424,368.48x = 8,867,613.44 × 4,132,529.36 - Step 4: Simplify right side
6,424,368.48x = 36,645,672,893,930.59 - Step 5: Solve for x
x = 36,645,672,893,930.59/6,424,368.48 - Step 6: Final answer
x = 5,704,167.34
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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.