Finding the Fourth Proportional to 34,810,649.87, 48,038,350.52 and 19,340,402.45
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Solution
The fourth proportional to 34,810,649.87, 48,038,350.52 and 19,340,402.45 is: 26,689,562.98
Step by Step Solution
- Step 1: Write the proportion equation
34,810,649.87 : 48,038,350.52 = 19,340,402.45 : x - Step 2: Convert to fraction form
34,810,649.87/48,038,350.52 = 19,340,402.45/x - Step 3: Cross multiply
34,810,649.87x = 48,038,350.52 × 19,340,402.45 - Step 4: Simplify right side
34,810,649.87x = 929,081,031,899,126 - Step 5: Solve for x
x = 929,081,031,899,126/34,810,649.87 - Step 6: Final answer
x = 26,689,562.98
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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.