Finding the Fourth Proportional to 19,341,560.88, 29,012,543.68 and 5,694,965.68
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Solution
The fourth proportional to 19,341,560.88, 29,012,543.68 and 5,694,965.68 is: 8,542,508.10
Step by Step Solution
- Step 1: Write the proportion equation
19,341,560.88 : 29,012,543.68 = 5,694,965.68 : x - Step 2: Convert to fraction form
19,341,560.88/29,012,543.68 = 5,694,965.68/x - Step 3: Cross multiply
19,341,560.88x = 29,012,543.68 × 5,694,965.68 - Step 4: Simplify right side
19,341,560.88x = 165,225,440,547,100.91 - Step 5: Solve for x
x = 165,225,440,547,100.91/19,341,560.88 - Step 6: Final answer
x = 8,542,508.10
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.