Finding the Fourth Proportional to 19,559,924.40, 29,343,823.20 and 6,777,784.20
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Solution
The fourth proportional to 19,559,924.40, 29,343,823.20 and 6,777,784.20 is: 10,168,040.39
Step by Step Solution
- Step 1: Write the proportion equation
19,559,924.40 : 29,343,823.20 = 6,777,784.20 : x - Step 2: Convert to fraction form
19,559,924.40/29,343,823.20 = 6,777,784.20/x - Step 3: Cross multiply
19,559,924.40x = 29,343,823.20 × 6,777,784.20 - Step 4: Simplify right side
19,559,924.40x = 198,886,101,252,553.44 - Step 5: Solve for x
x = 198,886,101,252,553.44/19,559,924.40 - Step 6: Final answer
x = 10,168,040.39
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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.