Finding the Fourth Proportional to 16,922,031.21, 23,329,266.57 and 11,623,564.44
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Solution
The fourth proportional to 16,922,031.21, 23,329,266.57 and 11,623,564.44 is: 16,024,626.71
Step by Step Solution
- Step 1: Write the proportion equation
16,922,031.21 : 23,329,266.57 = 11,623,564.44 : x - Step 2: Convert to fraction form
16,922,031.21/23,329,266.57 = 11,623,564.44/x - Step 3: Cross multiply
16,922,031.21x = 23,329,266.57 × 11,623,564.44 - Step 4: Simplify right side
16,922,031.21x = 271,169,233,314,332.75 - Step 5: Solve for x
x = 271,169,233,314,332.75/16,922,031.21 - Step 6: Final answer
x = 16,024,626.71
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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.