Finding the Fourth Proportional to 6,395,345.48, 8,826,079.80 and 3,642,149.36
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Solution
The fourth proportional to 6,395,345.48, 8,826,079.80 and 3,642,149.36 is: 5,026,452.60
Step by Step Solution
- Step 1: Write the proportion equation
6,395,345.48 : 8,826,079.80 = 3,642,149.36 : x - Step 2: Convert to fraction form
6,395,345.48/8,826,079.80 = 3,642,149.36/x - Step 3: Cross multiply
6,395,345.48x = 8,826,079.80 × 3,642,149.36 - Step 4: Simplify right side
6,395,345.48x = 32,145,900,894,878.93 - Step 5: Solve for x
x = 32,145,900,894,878.93/6,395,345.48 - Step 6: Final answer
x = 5,026,452.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.