Finding the Fourth Proportional to 81,514,607.68, 112,490,890.32 and 44,345,701.36
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Solution
The fourth proportional to 81,514,607.68, 112,490,890.32 and 44,345,701.36 is: 61,197,465.95
Step by Step Solution
- Step 1: Write the proportion equation
81,514,607.68 : 112,490,890.32 = 44,345,701.36 : x - Step 2: Convert to fraction form
81,514,607.68/112,490,890.32 = 44,345,701.36/x - Step 3: Cross multiply
81,514,607.68x = 112,490,890.32 × 44,345,701.36 - Step 4: Simplify right side
81,514,607.68x = 4,988,487,427,851,234 - Step 5: Solve for x
x = 4,988,487,427,851,234/81,514,607.68 - Step 6: Final answer
x = 61,197,465.95
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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.