Finding the Fourth Proportional to 13,149,372.24, 19,733,214.60 and 4,630,394.88
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Solution
The fourth proportional to 13,149,372.24, 19,733,214.60 and 4,630,394.88 is: 6,948,816.58
Step by Step Solution
- Step 1: Write the proportion equation
13,149,372.24 : 19,733,214.60 = 4,630,394.88 : x - Step 2: Convert to fraction form
13,149,372.24/19,733,214.60 = 4,630,394.88/x - Step 3: Cross multiply
13,149,372.24x = 19,733,214.60 × 4,630,394.88 - Step 4: Simplify right side
13,149,372.24x = 91,372,575,849,781.25 - Step 5: Solve for x
x = 91,372,575,849,781.25/13,149,372.24 - Step 6: Final answer
x = 6,948,816.58
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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.