Finding the Fourth Proportional to 36,124,139.16, 49,851,676.80 and 19,604,406.24
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Solution
The fourth proportional to 36,124,139.16, 49,851,676.80 and 19,604,406.24 is: 27,054,278.56
Step by Step Solution
- Step 1: Write the proportion equation
36,124,139.16 : 49,851,676.80 = 19,604,406.24 : x - Step 2: Convert to fraction form
36,124,139.16/49,851,676.80 = 19,604,406.24/x - Step 3: Cross multiply
36,124,139.16x = 49,851,676.80 × 19,604,406.24 - Step 4: Simplify right side
36,124,139.16x = 977,312,523,732,383.12 - Step 5: Solve for x
x = 977,312,523,732,383.12/36,124,139.16 - Step 6: Final answer
x = 27,054,278.56
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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.