Finding the Fourth Proportional to 19,943,503.74, 29,906,566.74 and 10,593,611.37
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Solution
The fourth proportional to 19,943,503.74, 29,906,566.74 and 10,593,611.37 is: 15,885,801.69
Step by Step Solution
- Step 1: Write the proportion equation
19,943,503.74 : 29,906,566.74 = 10,593,611.37 : x - Step 2: Convert to fraction form
19,943,503.74/29,906,566.74 = 10,593,611.37/x - Step 3: Cross multiply
19,943,503.74x = 29,906,566.74 × 10,593,611.37 - Step 4: Simplify right side
19,943,503.74x = 316,818,545,454,527.81 - Step 5: Solve for x
x = 316,818,545,454,527.81/19,943,503.74 - Step 6: Final answer
x = 15,885,801.69
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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.