Finding the Fourth Proportional to 13,024,103.10, 19,539,102.09 and 4,387,968.87
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Solution
The fourth proportional to 13,024,103.10, 19,539,102.09 and 4,387,968.87 is: 6,582,946.33
Step by Step Solution
- Step 1: Write the proportion equation
13,024,103.10 : 19,539,102.09 = 4,387,968.87 : x - Step 2: Convert to fraction form
13,024,103.10/19,539,102.09 = 4,387,968.87/x - Step 3: Cross multiply
13,024,103.10x = 19,539,102.09 × 4,387,968.87 - Step 4: Simplify right side
13,024,103.10x = 85,736,971,718,671.94 - Step 5: Solve for x
x = 85,736,971,718,671.94/13,024,103.10 - Step 6: Final answer
x = 6,582,946.33
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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.