Finding the Fourth Proportional to 29,671,257.80, 44,471,457.30 and 15,286,921.40
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Solution
The fourth proportional to 29,671,257.80, 44,471,457.30 and 15,286,921.40 is: 22,912,128.53
Step by Step Solution
- Step 1: Write the proportion equation
29,671,257.80 : 44,471,457.30 = 15,286,921.40 : x - Step 2: Convert to fraction form
29,671,257.80/44,471,457.30 = 15,286,921.40/x - Step 3: Cross multiply
29,671,257.80x = 44,471,457.30 × 15,286,921.40 - Step 4: Simplify right side
29,671,257.80x = 679,831,672,288,556.25 - Step 5: Solve for x
x = 679,831,672,288,556.25/29,671,257.80 - Step 6: Final answer
x = 22,912,128.53
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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.