Finding the Fourth Proportional to 27,779,091.36, 38,331,510.66 and 16,018,794.06
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Solution
The fourth proportional to 27,779,091.36, 38,331,510.66 and 16,018,794.06 is: 22,103,839.44
Step by Step Solution
- Step 1: Write the proportion equation
27,779,091.36 : 38,331,510.66 = 16,018,794.06 : x - Step 2: Convert to fraction form
27,779,091.36/38,331,510.66 = 16,018,794.06/x - Step 3: Cross multiply
27,779,091.36x = 38,331,510.66 × 16,018,794.06 - Step 4: Simplify right side
27,779,091.36x = 614,024,575,271,234.62 - Step 5: Solve for x
x = 614,024,575,271,234.62/27,779,091.36 - Step 6: Final answer
x = 22,103,839.44
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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.