Finding the Fourth Proportional to 69,714,226.68, 96,198,893.10 and 40,339,699.80
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Solution
The fourth proportional to 69,714,226.68, 96,198,893.10 and 40,339,699.80 is: 55,664,885.83
Step by Step Solution
- Step 1: Write the proportion equation
69,714,226.68 : 96,198,893.10 = 40,339,699.80 : x - Step 2: Convert to fraction form
69,714,226.68/96,198,893.10 = 40,339,699.80/x - Step 3: Cross multiply
69,714,226.68x = 96,198,893.10 × 40,339,699.80 - Step 4: Simplify right side
69,714,226.68x = 3,880,634,468,746,291 - Step 5: Solve for x
x = 3,880,634,468,746,291/69,714,226.68 - Step 6: Final answer
x = 55,664,885.83
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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.