Finding the Fourth Proportional to 8,135,291.47, 11,226,671.40 and 4,464,269.41
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Solution
The fourth proportional to 8,135,291.47, 11,226,671.40 and 4,464,269.41 is: 6,160,674.87
Step by Step Solution
- Step 1: Write the proportion equation
8,135,291.47 : 11,226,671.40 = 4,464,269.41 : x - Step 2: Convert to fraction form
8,135,291.47/11,226,671.40 = 4,464,269.41/x - Step 3: Cross multiply
8,135,291.47x = 11,226,671.40 × 4,464,269.41 - Step 4: Simplify right side
8,135,291.47x = 50,118,885,707,141.88 - Step 5: Solve for x
x = 50,118,885,707,141.88/8,135,291.47 - Step 6: Final answer
x = 6,160,674.87
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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.