Finding the Fourth Proportional to 19,699,759.25, 29,549,229.35 and 6,570,122.98
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Solution
The fourth proportional to 19,699,759.25, 29,549,229.35 and 6,570,122.98 is: 9,855,047.89
Step by Step Solution
- Step 1: Write the proportion equation
19,699,759.25 : 29,549,229.35 = 6,570,122.98 : x - Step 2: Convert to fraction form
19,699,759.25/29,549,229.35 = 6,570,122.98/x - Step 3: Cross multiply
19,699,759.25x = 29,549,229.35 × 6,570,122.98 - Step 4: Simplify right side
19,699,759.25x = 194,142,070,779,370.09 - Step 5: Solve for x
x = 194,142,070,779,370.09/19,699,759.25 - Step 6: Final answer
x = 9,855,047.89
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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.