Finding the Fourth Proportional to 29,607,309.90, 44,485,614.45 and 18,829,773.90
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Solution
The fourth proportional to 29,607,309.90, 44,485,614.45 and 18,829,773.90 is: 28,292,136.80
Step by Step Solution
- Step 1: Write the proportion equation
29,607,309.90 : 44,485,614.45 = 18,829,773.90 : x - Step 2: Convert to fraction form
29,607,309.90/44,485,614.45 = 18,829,773.90/x - Step 3: Cross multiply
29,607,309.90x = 44,485,614.45 × 18,829,773.90 - Step 4: Simplify right side
29,607,309.90x = 837,654,061,896,072.88 - Step 5: Solve for x
x = 837,654,061,896,072.88/29,607,309.90 - Step 6: Final answer
x = 28,292,136.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.