Finding the Fourth Proportional to 23,579,856.24, 32,539,971.96 and 13,125,706.80
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Solution
The fourth proportional to 23,579,856.24, 32,539,971.96 and 13,125,706.80 is: 18,113,347.55
Step by Step Solution
- Step 1: Write the proportion equation
23,579,856.24 : 32,539,971.96 = 13,125,706.80 : x - Step 2: Convert to fraction form
23,579,856.24/32,539,971.96 = 13,125,706.80/x - Step 3: Cross multiply
23,579,856.24x = 32,539,971.96 × 13,125,706.80 - Step 4: Simplify right side
23,579,856.24x = 427,110,131,227,181.38 - Step 5: Solve for x
x = 427,110,131,227,181.38/23,579,856.24 - Step 6: Final answer
x = 18,113,347.55
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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.