Finding the Fourth Proportional to 6,695,937.30, 9,240,471.05 and 3,715,701.87
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Solution
The fourth proportional to 6,695,937.30, 9,240,471.05 and 3,715,701.87 is: 5,127,711.63
Step by Step Solution
- Step 1: Write the proportion equation
6,695,937.30 : 9,240,471.05 = 3,715,701.87 : x - Step 2: Convert to fraction form
6,695,937.30/9,240,471.05 = 3,715,701.87/x - Step 3: Cross multiply
6,695,937.30x = 9,240,471.05 × 3,715,701.87 - Step 4: Simplify right side
6,695,937.30x = 34,334,835,541,587.36 - Step 5: Solve for x
x = 34,334,835,541,587.36/6,695,937.30 - Step 6: Final answer
x = 5,127,711.63
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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.