Finding the Fourth Proportional to 13,323,513.96, 19,987,177.38 and 4,102,266.67
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Solution
The fourth proportional to 13,323,513.96, 19,987,177.38 and 4,102,266.67 is: 6,153,986.99
Step by Step Solution
- Step 1: Write the proportion equation
13,323,513.96 : 19,987,177.38 = 4,102,266.67 : x - Step 2: Convert to fraction form
13,323,513.96/19,987,177.38 = 4,102,266.67/x - Step 3: Cross multiply
13,323,513.96x = 19,987,177.38 × 4,102,266.67 - Step 4: Simplify right side
13,323,513.96x = 81,992,731,528,000.47 - Step 5: Solve for x
x = 81,992,731,528,000.47/13,323,513.96 - Step 6: Final answer
x = 6,153,986.99
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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.