Finding the Fourth Proportional to 29,219,040.09, 40,312,483.58 and 16,828,885.42
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Solution
The fourth proportional to 29,219,040.09, 40,312,483.58 and 16,828,885.42 is: 23,218,222.26
Step by Step Solution
- Step 1: Write the proportion equation
29,219,040.09 : 40,312,483.58 = 16,828,885.42 : x - Step 2: Convert to fraction form
29,219,040.09/40,312,483.58 = 16,828,885.42/x - Step 3: Cross multiply
29,219,040.09x = 40,312,483.58 × 16,828,885.42 - Step 4: Simplify right side
29,219,040.09x = 678,414,167,104,742.50 - Step 5: Solve for x
x = 678,414,167,104,742.50/29,219,040.09 - Step 6: Final answer
x = 23,218,222.26
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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.