Finding the Fourth Proportional to 73,755,452.97, 101,779,857.50 and 40,714,992.95
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Solution
The fourth proportional to 73,755,452.97, 101,779,857.50 and 40,714,992.95 is: 56,185,217.68
Step by Step Solution
- Step 1: Write the proportion equation
73,755,452.97 : 101,779,857.50 = 40,714,992.95 : x - Step 2: Convert to fraction form
73,755,452.97/101,779,857.50 = 40,714,992.95/x - Step 3: Cross multiply
73,755,452.97x = 101,779,857.50 × 40,714,992.95 - Step 4: Simplify right side
73,755,452.97x = 4,143,966,179,852,030.50 - Step 5: Solve for x
x = 4,143,966,179,852,030.50/73,755,452.97 - Step 6: Final answer
x = 56,185,217.68
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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.