Finding the Fourth Proportional to 34,122,186.16, 47,077,119.20 and 19,427,455.19
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Solution
The fourth proportional to 34,122,186.16, 47,077,119.20 and 19,427,455.19 is: 26,803,341.96
Step by Step Solution
- Step 1: Write the proportion equation
34,122,186.16 : 47,077,119.20 = 19,427,455.19 : x - Step 2: Convert to fraction form
34,122,186.16/47,077,119.20 = 19,427,455.19/x - Step 3: Cross multiply
34,122,186.16x = 47,077,119.20 × 19,427,455.19 - Step 4: Simplify right side
34,122,186.16x = 914,588,623,898,550 - Step 5: Solve for x
x = 914,588,623,898,550/34,122,186.16 - Step 6: Final answer
x = 26,803,341.96
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1.5x scale
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.