Finding the Fourth Proportional to 5,605,030.08, 7,734,965.13 and 3,157,670.49
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Solution
The fourth proportional to 5,605,030.08, 7,734,965.13 and 3,157,670.49 is: 4,357,598.58
Step by Step Solution
- Step 1: Write the proportion equation
5,605,030.08 : 7,734,965.13 = 3,157,670.49 : x - Step 2: Convert to fraction form
5,605,030.08/7,734,965.13 = 3,157,670.49/x - Step 3: Cross multiply
5,605,030.08x = 7,734,965.13 × 3,157,670.49 - Step 4: Simplify right side
5,605,030.08x = 24,424,471,132,180.02 - Step 5: Solve for x
x = 24,424,471,132,180.02/5,605,030.08 - Step 6: Final answer
x = 4,357,598.58
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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.