Finding the Fourth Proportional to 5,637,495.26, 7,779,764.68 and 3,059,176.26
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Solution
The fourth proportional to 5,637,495.26, 7,779,764.68 and 3,059,176.26 is: 4,221,674.75
Step by Step Solution
- Step 1: Write the proportion equation
5,637,495.26 : 7,779,764.68 = 3,059,176.26 : x - Step 2: Convert to fraction form
5,637,495.26/7,779,764.68 = 3,059,176.26/x - Step 3: Cross multiply
5,637,495.26x = 7,779,764.68 × 3,059,176.26 - Step 4: Simplify right side
5,637,495.26x = 23,799,671,395,207.50 - Step 5: Solve for x
x = 23,799,671,395,207.50/5,637,495.26 - Step 6: Final answer
x = 4,221,674.75
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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.