Finding the Fourth Proportional to 17,053,989.84, 23,534,567.08 and 9,319,032.08
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Solution
The fourth proportional to 17,053,989.84, 23,534,567.08 and 9,319,032.08 is: 12,860,297.66
Step by Step Solution
- Step 1: Write the proportion equation
17,053,989.84 : 23,534,567.08 = 9,319,032.08 : x - Step 2: Convert to fraction form
17,053,989.84/23,534,567.08 = 9,319,032.08/x - Step 3: Cross multiply
17,053,989.84x = 23,534,567.08 × 9,319,032.08 - Step 4: Simplify right side
17,053,989.84x = 219,319,385,607,431.91 - Step 5: Solve for x
x = 219,319,385,607,431.91/17,053,989.84 - Step 6: Final answer
x = 12,860,297.66
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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.