Finding the Fourth Proportional to 15,701,929.20, 23,515,101.36 and 10,637,886.96
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Solution
The fourth proportional to 15,701,929.20, 23,515,101.36 and 10,637,886.96 is: 15,931,226.47
Step by Step Solution
- Step 1: Write the proportion equation
15,701,929.20 : 23,515,101.36 = 10,637,886.96 : x - Step 2: Convert to fraction form
15,701,929.20/23,515,101.36 = 10,637,886.96/x - Step 3: Cross multiply
15,701,929.20x = 23,515,101.36 × 10,637,886.96 - Step 4: Simplify right side
15,701,929.20x = 250,150,990,120,622.28 - Step 5: Solve for x
x = 250,150,990,120,622.28/15,701,929.20 - Step 6: Final answer
x = 15,931,226.47
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.