Finding the Fourth Proportional to 6,613,493.56, 9,125,990.66 and 3,712,219.48
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Solution
The fourth proportional to 6,613,493.56, 9,125,990.66 and 3,712,219.48 is: 5,122,509.00
Step by Step Solution
- Step 1: Write the proportion equation
6,613,493.56 : 9,125,990.66 = 3,712,219.48 : x - Step 2: Convert to fraction form
6,613,493.56/9,125,990.66 = 3,712,219.48/x - Step 3: Cross multiply
6,613,493.56x = 9,125,990.66 × 3,712,219.48 - Step 4: Simplify right side
6,613,493.56x = 33,877,680,302,350.06 - Step 5: Solve for x
x = 33,877,680,302,350.06/6,613,493.56 - Step 6: Final answer
x = 5,122,509.00
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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.