Finding the Fourth Proportional to 29,238,567.81, 40,349,542.82 and 16,186,044.75
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Solution
The fourth proportional to 29,238,567.81, 40,349,542.82 and 16,186,044.75 is: 22,336,918.48
Step by Step Solution
- Step 1: Write the proportion equation
29,238,567.81 : 40,349,542.82 = 16,186,044.75 : x - Step 2: Convert to fraction form
29,238,567.81/40,349,542.82 = 16,186,044.75/x - Step 3: Cross multiply
29,238,567.81x = 40,349,542.82 × 16,186,044.75 - Step 4: Simplify right side
29,238,567.81x = 653,099,505,645,630.88 - Step 5: Solve for x
x = 653,099,505,645,630.88/29,238,567.81 - Step 6: Final answer
x = 22,336,918.48
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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.