Finding the Fourth Proportional to 7,763,528.99, 10,713,712.50 and 4,502,277.32
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Solution
The fourth proportional to 7,763,528.99, 10,713,712.50 and 4,502,277.32 is: 6,213,167.34
Step by Step Solution
- Step 1: Write the proportion equation
7,763,528.99 : 10,713,712.50 = 4,502,277.32 : x - Step 2: Convert to fraction form
7,763,528.99/10,713,712.50 = 4,502,277.32/x - Step 3: Cross multiply
7,763,528.99x = 10,713,712.50 × 4,502,277.32 - Step 4: Simplify right side
7,763,528.99x = 48,236,104,748,181.95 - Step 5: Solve for x
x = 48,236,104,748,181.95/7,763,528.99 - Step 6: Final answer
x = 6,213,167.34
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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.