Finding the Fourth Proportional to 16,460,564.24, 22,715,281.37 and 9,118,374.68
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Solution
The fourth proportional to 16,460,564.24, 22,715,281.37 and 9,118,374.68 is: 12,583,192.37
Step by Step Solution
- Step 1: Write the proportion equation
16,460,564.24 : 22,715,281.37 = 9,118,374.68 : x - Step 2: Convert to fraction form
16,460,564.24/22,715,281.37 = 9,118,374.68/x - Step 3: Cross multiply
16,460,564.24x = 22,715,281.37 × 9,118,374.68 - Step 4: Simplify right side
16,460,564.24x = 207,126,446,334,115.44 - Step 5: Solve for x
x = 207,126,446,334,115.44/16,460,564.24 - Step 6: Final answer
x = 12,583,192.37
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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.