Finding the Fourth Proportional to 11,869,124.13, 17,803,489.86 and 3,781,989.90
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Solution
The fourth proportional to 11,869,124.13, 17,803,489.86 and 3,781,989.90 is: 5,672,922.29
Step by Step Solution
- Step 1: Write the proportion equation
11,869,124.13 : 17,803,489.86 = 3,781,989.90 : x - Step 2: Convert to fraction form
11,869,124.13/17,803,489.86 = 3,781,989.90/x - Step 3: Cross multiply
11,869,124.13x = 17,803,489.86 × 3,781,989.90 - Step 4: Simplify right side
11,869,124.13x = 67,332,618,835,272.41 - Step 5: Solve for x
x = 67,332,618,835,272.41/11,869,124.13 - Step 6: Final answer
x = 5,672,922.29
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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.