Finding the Fourth Proportional to 47,288,435.97, 65,249,959.80 and 27,437,650.59
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Solution
The fourth proportional to 47,288,435.97, 65,249,959.80 and 27,437,650.59 is: 37,859,268.58
Step by Step Solution
- Step 1: Write the proportion equation
47,288,435.97 : 65,249,959.80 = 27,437,650.59 : x - Step 2: Convert to fraction form
47,288,435.97/65,249,959.80 = 27,437,650.59/x - Step 3: Cross multiply
47,288,435.97x = 65,249,959.80 × 27,437,650.59 - Step 4: Simplify right side
47,288,435.97x = 1,790,305,598,003,946.25 - Step 5: Solve for x
x = 1,790,305,598,003,946.25/47,288,435.97 - Step 6: Final answer
x = 37,859,268.58
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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.