Finding the Fourth Proportional to 8,187,710.40, 12,281,397.92 and 3,637,525.68
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Solution
The fourth proportional to 8,187,710.40, 12,281,397.92 and 3,637,525.68 is: 5,456,214.03
Step by Step Solution
- Step 1: Write the proportion equation
8,187,710.40 : 12,281,397.92 = 3,637,525.68 : x - Step 2: Convert to fraction form
8,187,710.40/12,281,397.92 = 3,637,525.68/x - Step 3: Cross multiply
8,187,710.40x = 12,281,397.92 × 3,637,525.68 - Step 4: Simplify right side
8,187,710.40x = 44,673,900,320,298.59 - Step 5: Solve for x
x = 44,673,900,320,298.59/8,187,710.40 - Step 6: Final answer
x = 5,456,214.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.