Finding the Fourth Proportional to 35,492,903.68, 48,980,239.68 and 19,195,379.52
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Solution
The fourth proportional to 35,492,903.68, 48,980,239.68 and 19,195,379.52 is: 26,489,641.37
Step by Step Solution
- Step 1: Write the proportion equation
35,492,903.68 : 48,980,239.68 = 19,195,379.52 : x - Step 2: Convert to fraction form
35,492,903.68/48,980,239.68 = 19,195,379.52/x - Step 3: Cross multiply
35,492,903.68x = 48,980,239.68 × 19,195,379.52 - Step 4: Simplify right side
35,492,903.68x = 940,194,289,638,163.38 - Step 5: Solve for x
x = 940,194,289,638,163.38/35,492,903.68 - Step 6: Final answer
x = 26,489,641.37
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1.5x scale
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.