Finding the Fourth Proportional to 17,869,849.40, 26,804,774.10 and 14,893,779.80
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Solution
The fourth proportional to 17,869,849.40, 26,804,774.10 and 14,893,779.80 is: 22,340,669.70
Step by Step Solution
- Step 1: Write the proportion equation
17,869,849.40 : 26,804,774.10 = 14,893,779.80 : x - Step 2: Convert to fraction form
17,869,849.40/26,804,774.10 = 14,893,779.80/x - Step 3: Cross multiply
17,869,849.40x = 26,804,774.10 × 14,893,779.80 - Step 4: Simplify right side
17,869,849.40x = 399,224,403,034,143.25 - Step 5: Solve for x
x = 399,224,403,034,143.25/17,869,849.40 - Step 6: Final answer
x = 22,340,669.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.