Finding the Fourth Proportional to 17,122,026.96, 23,627,769.84 and 9,386,899.92
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Solution
The fourth proportional to 17,122,026.96, 23,627,769.84 and 9,386,899.92 is: 12,953,577.95
Step by Step Solution
- Step 1: Write the proportion equation
17,122,026.96 : 23,627,769.84 = 9,386,899.92 : x - Step 2: Convert to fraction form
17,122,026.96/23,627,769.84 = 9,386,899.92/x - Step 3: Cross multiply
17,122,026.96x = 23,627,769.84 × 9,386,899.92 - Step 4: Simplify right side
17,122,026.96x = 221,791,510,820,874.41 - Step 5: Solve for x
x = 221,791,510,820,874.41/17,122,026.96 - Step 6: Final answer
x = 12,953,577.95
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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.