Finding the Fourth Proportional to 50,752,021.23, 70,037,860.16 and 27,547,152.99
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Solution
The fourth proportional to 50,752,021.23, 70,037,860.16 and 27,547,152.99 is: 38,015,109.59
Step by Step Solution
- Step 1: Write the proportion equation
50,752,021.23 : 70,037,860.16 = 27,547,152.99 : x - Step 2: Convert to fraction form
50,752,021.23/70,037,860.16 = 27,547,152.99/x - Step 3: Cross multiply
50,752,021.23x = 70,037,860.16 × 27,547,152.99 - Step 4: Simplify right side
50,752,021.23x = 1,929,343,648,782,010 - Step 5: Solve for x
x = 1,929,343,648,782,010/50,752,021.23 - Step 6: Final answer
x = 38,015,109.59
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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.