Finding the Fourth Proportional to 19,900,377.63, 29,851,853.53 and 6,254,093.75
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Solution
The fourth proportional to 19,900,377.63, 29,851,853.53 and 6,254,093.75 is: 9,381,545.12
Step by Step Solution
- Step 1: Write the proportion equation
19,900,377.63 : 29,851,853.53 = 6,254,093.75 : x - Step 2: Convert to fraction form
19,900,377.63/29,851,853.53 = 6,254,093.75/x - Step 3: Cross multiply
19,900,377.63x = 29,851,853.53 × 6,254,093.75 - Step 4: Simplify right side
19,900,377.63x = 186,696,290,585,044.28 - Step 5: Solve for x
x = 186,696,290,585,044.28/19,900,377.63 - Step 6: Final answer
x = 9,381,545.12
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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.