Finding the Fourth Proportional to 32,292,593.80, 48,437,724.30 and 13,122,809.80
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Solution
The fourth proportional to 32,292,593.80, 48,437,724.30 and 13,122,809.80 is: 19,683,740.71
Step by Step Solution
- Step 1: Write the proportion equation
32,292,593.80 : 48,437,724.30 = 13,122,809.80 : x - Step 2: Convert to fraction form
32,292,593.80/48,437,724.30 = 13,122,809.80/x - Step 3: Cross multiply
32,292,593.80x = 48,437,724.30 × 13,122,809.80 - Step 4: Simplify right side
32,292,593.80x = 635,639,043,133,738.12 - Step 5: Solve for x
x = 635,639,043,133,738.12/32,292,593.80 - Step 6: Final answer
x = 19,683,740.71
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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.