Finding the Fourth Proportional to 27,648,860.70, 41,473,291.05 and 9,699,779.10
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Solution
The fourth proportional to 27,648,860.70, 41,473,291.05 and 9,699,779.10 is: 14,549,668.65
Step by Step Solution
- Step 1: Write the proportion equation
27,648,860.70 : 41,473,291.05 = 9,699,779.10 : x - Step 2: Convert to fraction form
27,648,860.70/41,473,291.05 = 9,699,779.10/x - Step 3: Cross multiply
27,648,860.70x = 41,473,291.05 × 9,699,779.10 - Step 4: Simplify right side
27,648,860.70x = 402,281,761,735,007 - Step 5: Solve for x
x = 402,281,761,735,007/27,648,860.70 - Step 6: Final answer
x = 14,549,668.65
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1.5x scale
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.