Finding the Fourth Proportional to 55,118,588.40, 82,683,032.99 and 16,257,078.27
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Solution
The fourth proportional to 55,118,588.40, 82,683,032.99 and 16,257,078.27 is: 24,387,136.50
Step by Step Solution
- Step 1: Write the proportion equation
55,118,588.40 : 82,683,032.99 = 16,257,078.27 : x - Step 2: Convert to fraction form
55,118,588.40/82,683,032.99 = 16,257,078.27/x - Step 3: Cross multiply
55,118,588.40x = 82,683,032.99 × 16,257,078.27 - Step 4: Simplify right side
55,118,588.40x = 1,344,184,538,919,422 - Step 5: Solve for x
x = 1,344,184,538,919,422/55,118,588.40 - Step 6: Final answer
x = 24,387,136.50
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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.