Finding the Fourth Proportional to 16,616,334.51, 22,930,573.36 and 9,174,010.92
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Solution
The fourth proportional to 16,616,334.51, 22,930,573.36 and 9,174,010.92 is: 12,660,152.59
Step by Step Solution
- Step 1: Write the proportion equation
16,616,334.51 : 22,930,573.36 = 9,174,010.92 : x - Step 2: Convert to fraction form
16,616,334.51/22,930,573.36 = 9,174,010.92/x - Step 3: Cross multiply
16,616,334.51x = 22,930,573.36 × 9,174,010.92 - Step 4: Simplify right side
16,616,334.51x = 210,365,330,406,501.09 - Step 5: Solve for x
x = 210,365,330,406,501.09/16,616,334.51 - Step 6: Final answer
x = 12,660,152.59
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1.5x scale
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.