Finding the Fourth Proportional to 32,043,062.40, 48,101,918.40 and 19,277,980.80
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Solution
The fourth proportional to 32,043,062.40, 48,101,918.40 and 19,277,980.80 is: 28,939,426.82
Step by Step Solution
- Step 1: Write the proportion equation
32,043,062.40 : 48,101,918.40 = 19,277,980.80 : x - Step 2: Convert to fraction form
32,043,062.40/48,101,918.40 = 19,277,980.80/x - Step 3: Cross multiply
32,043,062.40x = 48,101,918.40 × 19,277,980.80 - Step 4: Simplify right side
32,043,062.40x = 927,307,859,358,366.75 - Step 5: Solve for x
x = 927,307,859,358,366.75/32,043,062.40 - Step 6: Final answer
x = 28,939,426.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.